Solve equation by completing the square. ​

Solve Equation By Completing The Square.

Answers

Answer 1
The answer would be X=6, -16

Related Questions

Which of the following cities had the largest population density in 2010?
(Population density is defined to be the number of people per square mile)

Answers

Answer: A Boston

Step-by-step explanation: i guessed and got it right

Sally is working on a new recipe for her party. She needs to get 3.5 pounds of strawberries, 1 quart of milk, and 1 box of sugar cookies. The prices below list how much items will cost Sally at the grocery store.

Strawberries $1.68 per pound
Quart of milk $2.38 each
Box of sugar cookies $1.99 each

Part A:
How much will 3.5 pounds of strawberries cost?

Part B:
What will Sally's total grocery bill be?

I REALLY NEED HELP PLEASE STAT

Answers

Answer: Part A. 5.88

Part B. 10.25

Step-by-step explanation:

Brainliest please ^^

5.88 part a
Hope this helps
10.18 part b

6. Solve 9x^2 + 12x - 24 = 0 using the quadratic formula.
A. X= 4, -7
B.x=7, -1
C.x=-2±2√7/3
D.x=9+√613/2

Answers

Answer:

in quadratic formula my answer came out to -2±2√7/3

Step-by-step explanation:


PLS HELP WILL GIVE BRAINLIEST AND POINTS PLS HELP



















A bird supply wholesaler wants to make a seed that costs $0.75 per pound out of 50 pounds of a $0.60 per pound seed and some
amount of a $0.90 per pound seed. How much of the $0.90 per pound seed should the wholesaler use to make his 50.75 per pound
seed?

A)
2 pounds

B)
30 pounds

c)
50 pounds

D)
60 pounds

Answers

Answer:

it is c

Step-by-step explanation:

The answer is definitely c

The equation x^2/24^2 - y^2/b^2 = 1 represents a hyperbola centered at the origin with a directrix of x = 576/26.

What is the value of b?
A. 10
B. 16
C. 20
D. 26​

Answers

Answer:

a

Step-by-step explanation:

edge

The value of B is 16.

The correct option is B

What is a quadratic equation?

A basic quadratic equation, or a second-order polynomial equation with a single variable, is represented by the equation x : ax² + bx + c = 0, where a≠0 for the variable x. As it is a second-order polynomial equation, which is ensured by the algebraic fundamental theorem, it must have at least one solution.

The standard equation for a hyperbola centered at the origin is:

(x²)/(a²) - (y²)/(b²) = 1

where "a" and "b" are the lengths of the transverse and conjugate axes, respectively. To find the value of "b" for the given hyperbola equation, we need to first rewrite it in the standard form.

(x²)/(24²) - (y²)/(b²) = 1

Multiplying both sides by (24²)(b²), we get:

b²(x²) - (24²)(y²) = (24²)(b²)

Dividing both sides by (24²), we get:

b²(x²)/(24²) - y² = b²

Comparing this with the standard equation, we can see that a = 24 and b is the square root of the constant term, which is b² = 576. Therefore, b = 24.

However, the given directrix of x = 576/26 is not consistent with the equation of the hyperbola. The directrix for a hyperbola with center at the origin and transverse axis along the x-axis is given by x = a²/b. Using the value of a = 24, we can find the directrix as:

x = (24²)/b

Setting this equal to 576/26, we get:

(24²)/b = 576/26

Solving for b, we get:

b = 16

Therefore, the correct answer is (B) 16.

To learn more about the quadratic equation;

https://brainly.com/question/17177510

#SPJ2

Guys can you please help me ?!!!!!!):

Answers

Answer:

12+20=32

32/2=16

20-16=4

Vertex x-int is 4.

Step-by-step explanation:

Mark was remodeling his house. He took 26 2/3 square feet from 3 different rooms. What was the average change in square footage per room?


-9/80

-80

-26 2/9

-8 8/9





Please help!

Answers

Answer: 8 8/9

Step-by-step explanation:

From the question, we are informed that Mark was remodeling his house and that he took 26 2/3 square feet from 3 different rooms.

The average change in square footage per room will be calculated as:

= 26 2/3 ÷ 3

= 80/3 × 1/3

= 80/9

= 8 8/9

Therefore, the answer is D.

Graph: y = 3x - 5
Plz help

Answers

Answer:

The equation, y=3x-5 is in y=mx+b format. The b, or -5 in this case, tells you what the y intercept is, or in this case, your starting point. This means your first point will be at (0,-5). The mx, or 3x in this case, tell us how much to move     up and how much to move sideways. 3x is equal to 3/1x and the 3/1 tells us the rise/run. Rise being how much to go up or down and run being how much to go to the left or right. So in 3x, the rise is 3 and the run is 1. So you will go 3 up on the y axis and 1 to the right on the x-axis. So your next point will be (1, -2) and the point after that will be (2, 1) and so on!

hope this helped!

Answer:

Step-by-step explanation:

y=3x-5 is a line

pick any 2 points for example

(x=0, y=(3*0)-5=-5) so one point is (0,-5)

(x=2, y=(3*2)-5= 1) so another point is (2, 1)

draw a line trough points (0, -5) and (2, 1)

Billy plotted −3
4
and −1
4
on a number line to determine that −3
4
is smaller than −1
4
.

A number line going from negative 2 to positive 2 in increments of 1. There are 4 equal spaces between each number. A point is 1 mark to the right of negative 1, and another point is 1 mark to the left of 0.
Is he correct? Explain why or why not.

Answers

Answer:

Sample Response: Yes, Billy is correct. The fractions are placed on the correct tick marks. The smaller fraction is located to the left of the larger fraction.

Step-by-step explanation:

An item cost $420 before tax, and the sales tax is $33.60. Find the sales tax

Answers

Answer:

8%

Step-by-step explanation:

used a calculator

3 fair coins are tossed.
a) What is the probability of getting all 3 heads? (My Answer is 1/8)
b) What is the probability of getting all 3 tails? (My Answer is 1/8)
c) What is the probability of getting all 1 head and 2 tails? (My Answer is 3/8)
d) What is the probability of getting all 2 heads and 1 tail? (My Answer is 3/8)
My Question:
e) What do the probabilities from parts (a) to (e) add up to?

Answers

Answer:

1/8 + 1/8 + 3/8 + 3/8 = 2/8 + 6/8 = 8/8 = 1

So the answer would be 1.

What is 10- 6 1/2? long way

Answers

Answer:

3 1/2

Step-by-step explanation:

10-6 1/2

20/2 -6 1/2

20/2- 13/2= 7/2

7/2= 3 1/2

Answer:

[tex]\frac{20}{2\\} \\[/tex] - [tex]\frac{13}{2}[/tex] = [tex]\frac{7}{2}[/tex]  or 3[tex]\frac{1}{2}[/tex]

Step-by-step explanation:

make the denominator the same.

so

10*2= 10 so

[tex]\frac{20}{2\\} \\[/tex]

then 6*2= 12+1= 13 so

[tex]\frac{13}{2}[/tex]

20-13= 7

so now

[tex]\frac{7}{2}[/tex]  which is equal to 3[tex]\frac{1}{2}[/tex]

Hope this helps! (ノ◕ヮ◕)ノ*:・゚✧\

Have a nice day!! ( ゚д゚)つ Bye

Does anyone know the answers to this?

Answers

Answer:

i think the correct answer of these qusion is `B´

Answer:it’s 5

Step-by-step explanation:

MATH 123 at the downtown Indianapolis campus has approximately 580 students enrolled. In Lawrence, MATH 123 has a total of 340 students enrolled. Find the relative change of BOTH scenarios and complete the each sentence below. The downtown Indianapolis campus has % more students enrolled than at the Lawrence campus. % less The MATH 123 enrollment numbers for Lawrence are than those enrolled at the downtown Indianapolis campus.​

Answers

Answer:

The downtown Indianapolis campus has 71% more students enrolled

The math 123 enrollment for Lawrence are 41% less than those enrolled downtown.

Step-by-step explanation:

Can someone help meh on this question?

Answers

the answer is b. she took too much money out of her account (overdrew) & that’s why her balance is negative
The answer is B because it is negative

Write the following statement as a mathematical expression.

Let x be a number.



The quotient of two and a number, subtracted from seventeen

Answers

Answer:

17 - (2 / x)

Step-by-step explanation:

because it is being subtracted from 17. that goes first, and then x is being divided by 2.

Hope this helps!

Answer:

17 - (2 / x)

Step-by-step explanation:

i just did it and got a 100%

is 20:14 and 80:56 ratios are equivalent

Answers

Answer:

yes

Step-by-step explanation:

80 ÷ 20 = 4

56 ÷ 14 = 4

yes they are equivalent

who wants to play rocket league with me

I'm gold3 so sry​

Answers

Answer:

Bet

Step-by-step explanation:

Answer:

Your on

Step-by-step explanation:

Does someone have a fennec in rocket league and someone who can trade it on switch?

You can name a plane with 3 Collinear points

True or False??

Answers


A plane is a flat surface that extends infinitely in all directions. A plane can be named by a capital letter, often written in script, or by the letters naming three non-collinear points in the plane. ... For example, the plane in the diagram below could be named either plane ABC or plane P .

You’re playing tug-of-war in gym class at the start you take two steps back the other team pulls you and takes three steps forward which equation can be used to find how far you are from your original position?

A: -3+2
B: -2+(-3)
C: -2+3
D: 2+3

Answers

I would think it’s C

3(x – 2) – (1 – x) > 2x – 7

Answers

The answer is x > 0

Help please
The answer choices are
A) x=3/x
B)x=9/x
C)0=3/x+x
D)0=9/x+x

Answers

Answer:

A

Step-by-step explanation:

What is the slope to y = 2x + 4

Answers

Answer:

2

Step-by-step explanation:

the number right next to the x is the slope, if there is no number, then the slope is 1

your equation in a y = mx + b format"

y is the outputm is the slopex is the inputb is the y intercept

Laura bought apples to send to her friend Brad by mail. Because of mailing restrictions, the total mass of the apples cannot exceed 23 pounds. If the mass of each apple is 5 ounces, what is the maximum number of apples Laura can send?



A.72
B.73
C.74
D.75​

Answers

Answer:

D. 75 bc it should be that

Answer:

B 73

so I had  four answer choices A 72 B 73 C 74 D 75 Someone had put that the answer was D . But,  I had this same problem on  my test I picked D and got it wrong. so clearly its not D. theses are medium apple's 1lb is 16oz I apple is 5oz 23lbs = 368oz 3 apples =15oz

take 368 and divided it by 5 you get 73.6

This is urgent PLEASE help me

Answers

Answer:

at -6

Step-by-step explanation:

hope that help

PLEASE HELP!!
finding square roots of negative numbers

show your work

1-) V-18

2-) 2V-16

Answers

Answer:

Work shown below!

Step-by-step explanation:

[tex]\sqrt{-18}=\sqrt{18i^{2} } =\sqrt{2*9i^{2} }=3i\sqrt{2}[/tex]

[tex]2\sqrt{-16} =2\sqrt{16i^{2} } =4i*2=8i[/tex]

can you please help me with this question ​

Answers

Answer:

tbh im dumb so

Step-by-step explanation:

If the terminal point determined by t is (-5,-4), then
\sin (t) =
;
\cos (t) =
;
\tan (t) =
.

Answers

Answer:

The trigonometric ratios associated with (-5, -4) are [tex]\sin t \approx -0.625[/tex], [tex]\cos t \approx -0.781[/tex] and [tex]\tan t = 0.8[/tex].

Step-by-step explanation:

Let [tex]\vec u = (x,y)[/tex]. From Trigonometry, we remember the following definitions for the trigonometric ratios, dimensionless:

[tex]\sin t = \frac{y}{\sqrt{x^{2}+y^{2}}}[/tex] (1)

[tex]\cos t = \frac{x}{\sqrt{x^{2}+y^{2}}}[/tex] (2)

[tex]\tan t = \frac{y}{x}[/tex] (3)

If we know that [tex]x = -5[/tex] and [tex]y = -4[/tex], then the trigonometric ratios are, respectively:

[tex]\sin t = \frac{-4}{\sqrt{(-5)^{2}+(-4)^{2}}}[/tex]

[tex]\sin t \approx -0.625[/tex]

[tex]\cos t = \frac{-5}{\sqrt{(-5)^{2}+(-4)^{2}}}[/tex]

[tex]\cos t \approx -0.781[/tex]

[tex]\tan t = \frac{-4}{-5}[/tex]

[tex]\tan t = 0.8[/tex]

The trigonometric ratios associated with (-5, -4) are [tex]\sin t \approx -0.625[/tex], [tex]\cos t \approx -0.781[/tex] and [tex]\tan t = 0.8[/tex].

DEF JIH

Someone help me please

Answers

Answer:

ED is congruent to IH

ED is congruent to IH

Order the numbers from least to greatest. 0.12, 10%, 340, 0.08

Answers

Answer:

Step-by-step explanation:

Answer:

0.08, %10, 0.12 and 340

Step-by-step explanation:

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