Question

how do i find vertex of y = x2 + 4x − 12

Answer 1

@primeralph

Answer 2

graph it.

Answer 3

Since this is a quadratic equation use : -b/2a
Where :
ax^2+bx+c
Got it ?

Answer 4

the x for vertex is -2 usng that formula right ? but how do i find y ?

Answer 5

plug in x into the equation.

Answer 6

(-2)^2+-2(4)-12