2 years ago

Complete the Square Rewrite into Vertex Form by completing the square. 2x^2+ 20x – 1

Mathematics

1 answer:

Stolb23 [73]2 years ago

5 0

I believe the answer is : Y=2(x+5)^2-51

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Please help ill mark brainliest

IgorLugansk [536]

Answer:

i think its 18

Step-by-step explanation:

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2 years ago

Find the coordinates of the midpoint of the segment whose endpoints are R(9, 3) and S(-1, -9).

amm1812

Answer:

$(4, -3 )$

General Formulas and Concepts:

Pre-Algebra I

Order of Operations: BPEMDAS

Algebra I

Midpoint Formula: $(\frac{x_1+x_2}{2}, \frac{y_1+y_2}{2} )$

Step-by-step explanation:

Step 1: Define

R (9, 3)

S (-1, -9)

Step 2: Find midpoint

Substitute: $(\frac{9-1}{2}, \frac{3-9}{2} )$
Subtract: $(\frac{8}{2}, \frac{-6}{2} )$
Divide: $(4, -3 )$

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2 years ago

How do you answer this question:

Maurinko [17]

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5 0

2 years ago

Can someone please help me figure out how to find b in these equations for perpendicular lines also it's do tomorrow so it would

Kamila [148]

To find b you would be using the equation y=mx+b so to find be simply look at your equation and put your numbers in place so the answers so you would put your answers for the first one y=(m=-2)x(b=-3)
so easily the answers to these would be a=-3, b=-3 ,c=-4 ,d=-2
have a good night but definitly remeber the formula i told you for a test

7 0

3 years ago

Graph y+2 = -3/4(x+4)

Lera25 [3.4K]

Answer:

Slope: -3/4

y-intercept: (0,-5)

Step-by-step explanation:

Graph the line using the slope and y-intercept, or two points.

6 0

2 years ago

Read 2 more answers