Question

This is long and complex, may you please get some help?

Answer 1

Explanation:

a = -4 , b = 16 and c = -17

`x =(-b)/(2a)\\\\x = (-16)/(2*(-4))\\\\\\ =(-16)/(-8)\\\\\\\\`

x = 2

y = -4(2)² + 16*2 - 17

= -4*4 + 32 - 17

= -16 + 32 - 17

y = -1

Vertex (2, -1)

axis of symmetry: x = 2