Which equation could be solved using this application of the quadratic formula? PLS HELP

Which Equation Could Be Solved Using This Application Of The Quadratic Formula? PLS HELP

Answers

Answer 1

Answer:

d)  [tex]2x^2+12x+4=13[/tex]

Step-by-step explanation:

Quadratic formula:

[tex]x=\dfrac{-b\pm\sqrt{b^2-4ac} }{2a}[/tex]

The quadratic formula can be used to solve a quadratic equation in the form [tex]ax^2+bx+c=0[/tex]

From inspection of the given quadratic formula:

a = 2b = 12c = -9

Therefore, plugging these values into the general form of the quadratic equation:

[tex]2x^2+12x-9=0[/tex]

If we add 13 to both sides we get:

[tex]2x^2+12x+4=13[/tex]

Answer 2

Answer: D

Step-by-step explanation:

The quadratic formula helps you find the roots of a quadratic function, specifically where the function equals zero. In order for an equation to match the use of the quadratic formula shown, the value of 'b' must be +12. It also demands that 'a' must be +2, and 'c' must be -9. Answer D has all these prerequisites.

Which Equation Could Be Solved Using This Application Of The Quadratic Formula? PLS HELP

Related Questions

who can help with my math homework?? PLEASE

Answers

Answer:

What type of math is it

Step-by-step explanation:

Which model represents the equation below? Negative 4 x + (negative 2) = 3 x + (negative 5) 3 x tiles, 1 negative x tile, and 2 negative 1 tiles = 3 x tiles, 3 positive 1 tiles, and 2 negative 1 tiles 4 x tiles and 2 negative 1 tiles = 3 x tiles and 5 negative 1 tiles 4 negative x tiles and 2 negative 1 tiles = 3 x tiles and 5 negative 1 tiles 4 negative x tiles and 2 negative 1 tiles = 3 x tiles and 5 positive 1 tiles

Answers

Answer:

4 negative x tiles and 2 negative 1 tiles = 3 x tiles and 5 negative 1 tiles

Step-by-step explanation:

Given the equation [tex]-4x + (-2) = 3x+(-5)[/tex], we are to evaluate by finding x

open the parenthesis

[tex]-4x -2 = 3x-5[/tex]

collect like terms

[tex]-4x-3x = -5+2\\-7x = -3[/tex]

Find the value of x

[tex]\frac{-7x}{-7} = \frac{-3}{-7}\\ x = \frac{3}{7}[/tex]

Expressing the function in terms of tiles will give 4 negative x tiles and 2 negative 1 tiles = 3 x tiles and 5 negative 1 tiles

Note that each terms of the expression were written in tems of tiles. The value with no variables (the constants) are all multiplied with 1 tiles each while those with x variables are multiplied by x tiles based on the sign (whether positive or negative)

Answer:

C

Step-by-step explanation:

Heather and Amanda each improved their yards by planting rose bushes and geraniums. They bought their supplies from the same storm. Heather spent $50 on 2 rose bushes and 3 geraniums. Amanda spent $186 on y rose bushes and 12 geraniums. What is the cost of one bush and one geranium?

Answers

Answer:

one Bush costs $19 and one geranium costs $6

Step-by-step explanation:

Let the cost of one Bush be x

Let the cost of one geranium be y

If Heather spent $50 on 2 rose bushes and 3 geraniums, then the equation that represent the statement is:

2x+3y = 50….... 1

If amanda spent $186 on 6 rose bushes and 12 geraniums, then the equation representation will be:

6x+12y = 186…......2

Solve equations 1 and 2 simultaneously

2x+3y = 56..... 1 × 3

6x+12y = 186 ..... 2 × 1

.......…............

6x+9y = 168

6x+12y = 186

Subtract

9y - 12y = 168-186

-3y = -18

y = -18/-3

y = 6

Substitute y = 6 into equation 1:

2x+3y = 56

2x+3(6) = 56

2x+18 = 56

2x = 56-18

2x = 38

x = 38/2

x = 19

Hence one Bush costs $19 and one geranium costs $6

NB: note that the y rose bushes in the question was corrected and 6 rose bushes was used instead in the equation.

IR
Which rule describes a composition of transformations
that maps pre-image PQRS to image P"Q"R"S"?
09
A.)Ro, 27040 T-2, o(x,y)
B.)T-2,0° Ro, 2700(x, y)
C.)Ro, 270w Ory-|(x, y)
D.) ry-axisº Ro, 270w(x, y)

Answers

I’m pretty sure it’s B hope this helps

A notation that correctly describes the given transformation is:

[tex]R_{O, 90\°}, r_{x-axis}[/tex]

A rotation of 90° around the origin, followed by a reflection over the x-axis.

How to describe the transformation?

Here you can see that we have a rectangle in the first quadrant, and then it is moved to the third quadrant.

In the image, you can also see that the orientation of the rectangle changes, thus, we have a type of rotation.

A rotation from the first quadrant to the second quadrant would give use the desired orientation of the rectangle, and then we could reflect it over the x-axis to reach the third quadrant, so we can write the transformation as a rotation over the origin of 90° followed by a reflection over the x-axis.

I'm not sure of the notation you use in the options, but this would be written as:

[tex]R_{O, 90\°}, r_{x-axis}[/tex]

That is a rotation of 90° around the origin followed by a reflection over the x-axis.

If you want to learn more about transformations, you can read:

https://brainly.com/question/4289712

Please can someone help me with this!

1. Identify the slope of the graph linear function.

2. Find the zero of the linear function.
A- (-3,0)
B-none
C-(0,-3)

Answers

Answer: 1) Zero

2) B. None

Step-by-step explanation: The slope of any horizontal or vertical straight line is always going to be zero because it stays constant.

There are no zeros of the linear function because it does not cross the x-axis.

A garden shop manager tracks the inventory of seed packets in the store for a month based on
the initial amount in the store and the number of purchases per week. The function
P(t) = -34t + 200 represents the number of seed packets remaining after t weeks.
What does 200 represent in the function P(t)?
O the y-intercept of the function and the number of seed packets purchased each week
the y-intercept of the function and the initial number of seed packets at the beginning of the
month
O the slope of the function and the number of seed packets purchased each week
O the slope of the function and the initial number of seed packets at the beginning of the month

Answers

Using linear function concepts, it is found that the meaning of 200 in the function P(t) is given by:

the y-intercept of the function and the initial number of seed packets at the beginning of the month.

What is a linear function?

A linear function is modeled by:

[tex]y = mx + b[/tex]

In which:

m is the slope, which is the rate of change, that is, by how much y changes when x changes by 1.b is the y-intercept, which is the value of y when x = 0, and can also be interpreted as the initial value.

In this problem, the function is:

[tex]P(t) = -34t + 200[/tex].

The slope is of m = -34 and the y-intercept is of b = 200, hence the correct option is:

the y-intercept of the function and the initial number of seed packets at the beginning of the month.

More can be learned about linear function concepts at https://brainly.com/question/24808124

K = (x:x is a day of the week starting with the letter "T")​ please answer the question fast

Answers

Answer:

I think

K = {Tuesday and Thursday}

Brainliest please

How many solutions does this system have?
X + 2y = 0
10y = -5x
Choose the correct answer below.
No solution
O Exactly one solution
O Infinitely many solutions
Click to select your answer.

Answers

Infinitely many solutions

Answer:

Infinitely many solutions

Step-by-step explanation:

Given the system:

[tex]\left \{ {{x+2y=0} \atop {10y=-5x}} \right.[/tex]

One way to do it is to use substitution. That means we want to isolate one of the variables in one equation so we can plug it into the other equation. We can isolate [tex]x[/tex] in the first equation by subtracting [tex]2y[/tex] from both sides.

[tex]\left \{ {{x=-2y} \atop {10y=-5x}} \right.[/tex]

Now we know what [tex]x[/tex] is, so we can plug it into the bottom equation.

[tex]10y=-5(-2y)[/tex]

Then we simplify the right side:

[tex]10y=10y[/tex]

Then we divide both sides by 10:

[tex]y=y[/tex]

Since [tex]y[/tex] will ALWAYS be equivalent to itself, no matter what, we know that there are infinitely many solutions.

Please help ive asked this so many times.

Find the area of each shape. Use 3.14 for π

Answers

Answer:

Okay, so the area of sqaure is 48 ft, the triangle is 8 ft, and the half circle is 12.57 feet.

Answer:

Your answers:

Semi-circle is 6.28

Triangle is 8

Rectangle is 48

Step-by-step explanation:

A dart player made 59 bulls eyes out of 100 attempted throws. What percent of the throws were pills eyes please helppppp

Answers

Answer:

59 percent

Step-by-step explanation:

59 divided by 100 is 0.59, which means 59 percent.

Also, when the total is 100, then the amount out of 100 is the percent ( 59 out of 100 is 59 percent, because it is out of 100).

What is the equation of the line that passes through the point (-3, 4) and has a
slope of 2/3?

Answers

Answer:

y=2/3x+6

Step-by-step explanation:

The equation of a line is y=mx+b

We can plug in our givens

4=2/3*-3+b

4=-2+b

6=b

y-intercept is going to be 6

So, y=2/3x+6

Which equation has a constant of proportionality equal to 3
A) y=8/5x
B) y=1/3x
C) y=1/4x
D) y=18/6x

Answers

Answer:

I think it would be b

Step-by-step explanation:

the answer is b I think

Pls helpppp on this question

Answers

Answer: Part A - C, Part B - 12 pieces

Step-by-step explanation:

Part A:

We know that 1/4 of Meredith's sub is bigger than 1/4 of Jim's sub, so we can set up an inequality.

Let Meredith's sub size = m; Jim's = j

Therefore, 1/4*m > 1/4*j

We can multiply both sides by 4:

m > j

Thus, the correct answer is C

Part B:

Since he had 1/4 of it left, that means he at 1 - 1/4 of it = 3/4 of his sub.

We can calculate the value of 3/4 * 16 = 12 pieces

Segment AB is tangent to C. Find AB.

what does AB =
Round to the nearest tenth as needed

Answers

Hope it’s helps you!!
Good luck! ♡

What is the image (-2,-3) after a reflection over the line y = x

Answers

(-3,2) bc that is the reflection of the two number all you do is baically flip the numbers

hopefully this helps :)

Find two consecutive whole numbers that [\sqrt;[63]] lies between

Answers

Answer:

between 7 and 8

Step-by-step explanation:

Consider perfect squares either side of 63 , that is

49 < 63 < 64 , then

[tex]\sqrt{49}[/tex] < [tex]\sqrt{63}[/tex] < [tex]\sqrt{64}[/tex]  , that is

7 < [tex]\sqrt{63}[/tex] < 8

In the morning, Jasmine biked to her grandma's house in 45 minutes. When she was biking back home in the evening it was foggy and she went 4 mph slower. The trip back took her 1 hour and 10 minutes. How far from her house does her grandmother live?

Answers

Answer:

8.4

Step-by-step explanation

Jasmine's grandma's home will be 504 miles away from her home

What is the relation between distance[x] and time[t]?

The relation between distance[x] and time [t] is -

[x] = v [t]

where v is the velocity of body.

Given is Jasmine reached her grandma's house in 45 minutes. When she was biking back home in the evening it was foggy and she went 4 mph slower. The trip back took her 1 hour and 10 minutes.

Let her grandma's home be [x] miles away form her house.

Assume that her velocity was [v] mph on her way to grandma's house.

45 = x/v

x = 45v

Her velocity on her way back home would be [v - 4] mph

70 = x/(v - 4)

x = 70(v - 4)

Equating both -

45v = 70(v - 4)

45v = 70v - 280

70v - 45v = 280

25v = 280

v = 11.2 mph

The value of [x] will be -

x = 45 x 11.2 = 504 miles

Therefore, Jasmine's grandma's home will be 504 miles away from her home

To solve more questions on kinematics, visit the link below-

https://brainly.com/question/21087207

#SPJ2

Tasha believes that she can rewrite the difference 120 − 84 as a product of the GCF of the two numbers and another difference. Is she correct? Complete the explanation. She is not correct. The GCF of 120 and 84 is 12 . So 120 − 84 can be written as 12 × 10 − × , which is × (10 − ) or × = .

Answers

Step-by-step explanation:

GCF is greatest common factor. It is also termed as HCF.

Firstly we write the factors of 120 and 84

120 = 2×2×3×5×2

84 = 2×2×3×7

HCF of 120 and 84 = 12

ATQ,

Tasha believes that she can rewrite the difference 120 − 84 as a product of the GCF of the two numbers and another difference. Let's try to write like this.

120-84 = (12×10-12×7)  [using the distributive property]

= 12(10-7)

It means that the difference 120 − 84 as a product of the GCF (i.e. 12) of the two numbers and another difference (i.e. 10-7). Hence, she is correct.

is the cost of 1 dozen of pens is rupees 100 find the cost of 10 pens .
i need hurry
step by step
process by process
who will tell correct answer i will make him/her as a brainlists ​

Answers

Answer:

Rs. 83.33

Step-by-step explanation:

cost of a pen = Total cost / total quantity

= 100/10

= Rs. 8.33/pen

Total cost for 10 pens = Cost per pen x quantity

= Rs.8.33 x 10

= Rs. 83.33 Ans

A certain computer can perform 109 calculations per second. How many calculations can it perform in
10 seconds? Write your final answer in exponential form.

Answers

Answer:

1090

Step-by-step explanation:

I can't write the final answer in exponential form.

Answer:

1090 Calculations

Step-by-step explanation:

How I got 1090 was because..

You just do 109 times 10

So you will get your answer.

Hope this helps! <3

5. How many ways can you order your favorite 3 desserts from a menu of 8?
40,320
6720
6
336

Answers

Answer: 336

Explanation:

Start at 8 and count down by 1 until three slots are filled.

There are 8*7*6 = 336 different permutations.

Alternatively, you can use the nPr permutation formula with n = 8 and r = 3.

evaluate 4x ÷ y when x = 4 and y = -2​

Answers

Answer:

8

Step-by-step explanation:

4x=16

-16/-2

8

Brainliest Please!

Answer: -8

(I saw an answer that said 8 but it’s -8)

Step-by-step explanation: x=4 y= -2

4(4) / -2

16/ -2

-8

“The 8th term of the sequence 781250, 156250, 31250…….is 10”

True or false ? HELPP PLS ITS DUE IN 27 MINS

Answers

This will take roughly 3 minutes,

First i'm assuming this is an arithmetic sequence since using the recurring formula;

156250=781250+d

where d is the common difference

d=-625000

Using the implicit relation we can then say;

u(N)=u⁰+nd

where are looking for u⁷ since our first term is u⁰, second is ....8th is u⁷

u(7)=781250-6250000

u(7)=-5868170

No it's not 10 if this is arithmetic sequence.

If this sequence is geometric then,

r=156250/781250

r=1/5

So we're diving by 5

we can use the implicit relation which states:

u(n)=u⁰r^n

u(7)=781250×1/5^7

u(7)=10

THIS IS A GEOMETRIC SEQUENCE AND THE 8TH TERM IS 10 SO THIS THIS TRUE HURYY

help me answer this i need it

Answers

Answer:

0.25 cm

Step-by-step explanation:

24÷0.60 = 40

doneeee..

You are choosing between two different cheese wedges at the grocery store. Assume both wedges are triangular prisms with bases that are isosceles triangles. The first wedge has a base that is 2.5 in. wide and a height of 4.5 in., with the entire wedge being 3 inthick. The second wedge has a base that is 3 in. wide and a height of 4 in., with the entire wedge being 3.5 in. thick. Which wedge has a greater volume of cheese, and by how much?

Answers

The second wedge has a greater volume and it is greater by 4.125 in³.

Volume of each wedge

Since the each cheese wedge has a triangular base, its volume V = 1/2bhw where

b = length of base of triangle, h = height of triangle and w = thickness of wedge

Volume of first wedge

Given that for the first wedge, b = 2.5 in, h = 4.5 in and w = 3 in, its volume V' = 1/2bhw

= 1/2 × 2.5 in × 4.5 in × 3 in

= 33.75 in³/2

= 16.875 in³

Volume of second wedge

Given that for the second wedge, b = 3 in, h = 4 in and w = 3.5 in, its volume V" = 1/2bhw

= 1/2 × 3 in × 4 in × 3.5 in

= 42 in³/2

= 21 in³

Since V" = 21 in³ > V' = 16.875 in³, the second wedge has a greater volume.

Amount it is greater by

The amount its is greater than the first volume is the difference in their volumes. V" - V' = 21 in³ - 16.875 in³

= 4.125 in³

The second wedge has a greater volume and it is greater by 4.125 in³.

Learn more about volume of wedge here:

https://brainly.com/question/15901155

ILL GIVE 40 POINTS!!

Which of the following numbers can be expressed as a decimal that terminates?

seven over four, five over nine, three over eight, two over three

seven over four and three over eight
five over nine and two over three
seven over four and five over nine
three over eight and two over three

Answers

Answer:

1.First = Seven over four and three over eight

because The denominators of 9 and 3 were not divisible by any of the tenths, hundredths, thousandths, etc.

Step-by-step explanation:

A terminating decimal, true to its name, is a decimal that has an end. For example, 1 / 4 can be expressed as a terminating decimal: It is 0.25. In contrast, 1 / 3 cannot be expressed as a terminating decimal, because it is a recurring decimal, one that goes on forever. In other words, as a decimal 1/3 is 0.33333…..

Answer:

Seven over Four is one of the best answers

what is combined sewer overflow​

Answers

Answer:

A combined sewer is a sewage collection system of pipes and tunnels designed to simultaneously collect surface runoff and sewage water in a shared system.

area of a trapezoid TRAP show work

Answers

Answer:

1020 cm²

Step-by-step explanation:

I assume that the parallel sides are TR and PA. Those are the bases.

A = (base1 + base2)h/2

A = (54 cm + 31 cm)(24 cm)/2

A = 1020 cm²

Please help me find the slope and y-intercept of this equation. And please tell me if it is proportional or not. THANK YOU!

Answers

Answer:

m = -3/4, b = 8, proportional, negative slope

Step-by-step explanation:

Want money? answer this.

Answers

Answer:

x = 10 , EF = 8 , FG = 15.

Step-by-step explanation:

Given : If EF = 2x – 12, FG = 3x – 15, and EG = 23.

To find :  find the values of x, EF, and FG.

Solution : We have given EF = 2x – 12, FG = 3x – 15, and EG = 23.

Let the line E ___F___G.

Here F is the mid point of EG . ( mid point divide the line EG cut the line EG in two equal parts)

We can say EF = FG.

EF + FG = EG -------(1)

Plug tha values EF = 2x -12  and FG = 3x - 15 , EG = 23 in equation (1).

2x - 12 + 3x -15 = 23 .

On combine like terms

2x + 3x -12 -15 = 23 .

5x - 27 + 23 .

on adding both side by 27.

5x = 23 +27.

5x = 50 .

On dividing both sides by 5.

x = 10.

Them, EF = 2 (10) -12

                  20 -12

             EF = 8

FG = 3 (10) -15 .

FG = 30 -15 .

FG = 15.

EG = 5 +18 = 23 .

Therefore, x = 10 , EF = 8 , FG = 15.

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