Question

Find the vertex of the parabola. y=-4x^2-16x-11

Answer 1

y=-4(x^2+4x)-11

y=-4(x^2+4x+4)-11+4(4)

y=-4(x+2)^2+5
Vertex is (-2,5)

Answer 2

Thank You thats what I came up with

Answer 3

Find the slope of the line passing through the points (-3, -10) and (4, 5). (Points : 1)