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Galina-37 [17]
4 years ago
14

Help pleaseee! I will give you brainliest

Mathematics
1 answer:
iren [92.7K]4 years ago
3 0

Answer:

The axis of symmetry is x= -2

Step-by-step explanation:

The axis of symmetry is found by

h = -b/2a   where ax^2 +bx+c

y = x^2 +4x-5

a = 1  b=4

h = -4/(2*1)

   = -4/2 = -2

The axis of symmetry is x= -2

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The midpoint of overline AB is M(2, -2) If the coordinates of A are (-2, 1), what are the coordinates of B?
Tju [1.3M]

Answer:

(6, -5)

Step-by-step explanation:

Midpoint :

  • (2, -2) = (x - 2 / 2, y + 1 / 2)

Equations formed :

  1. x - 2 / 2 = 2
  • x - 2 = 4
  • <u>x = 6</u>

    2. y + 1 / 2 = -2

  • y + 1 = -4
  • <u>y = -5</u>

<u />

Coordinates of B : (x, y)

  • (6, -5)
8 0
2 years ago
Which of the following represents the characteristics of the graph of x ≥ -9 1.) closed circle on -9 and shaded to the left 2.)
Harrizon [31]

Answer:

Closed circle on -9 and shaded to he right

8 0
3 years ago
I need help finding this question out
alekssr [168]

Answer:

I think the first answer 2 would be the slope and the 1 would be the intercept and for the second one the answer is 5 would be the slope and the other 5 would be the intercept.

Step-by-step explanation:

4 0
3 years ago
Evaluate the exponent expression for a = –2 and b = 3.
serious [3.7K]

Answer:

The choose B) -9/8

Step-by-step explanation:

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I hope I helped you^_^

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3 years ago
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