Question

What is the axis of symmetry of h(x) = 5x2 + 40x + 64?

x = −16
x = −4
x = 4
x = 16

Answer 1

Answer:

x=-4

Step-by-step explanation:

h(x)=5(x^2+8x+16)-5*16+64=5(x+4)^2-16

vertex (-4,-16)

AOS (Axis of Symmetry) is a vertical line passing the vertex: x=-4

Answer 2

Answer:

2

Step-by-step explanation:

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