Question

Which point is the vertex of the parabola y = x2+4x+1?

Answer 1

y = x² + 4x + 1

Vertex ( h, k)
h= -b/2a, = -4/ 2 = -2

y = f( -b/2a)
f(-2) = 4 -8 + 1 = -3

=> Vertex ( -2, -3)

Answer 2

thank you (:

Answer 3

Any questions?

Answer 4

as of now no i just need 2 more questions to be answered

Answer 5

same topic

Answer 6

Just keep posting more and more questions, you'll learn in no time :)

Answer 7

well thank you (: