Question

What is the x-coordinate of the vertex of y = |4x + 12| + 3 ?

–3

0

3

4

Answer 1

@Mitch2014 @mathslover @nitz

Answer 2

It will be that value for which the absolute term is zero.

Answer 3

that is, 4x + 12 = 0

Answer 4

Solve for x now.

Answer 5

if its 4x+12=0 @mathslover ima do 4x+12=-3 Am i right

Answer 6

@RyanL.

Answer 7

@mathslover Vertex is where the sign of "inside expression" inside the absolute brackets changes sign, that is passes through zero.
Itmeans the vertex is where
4x+12=0

Answer 8

Yeah. , you get : 4x + 12 = 0

Answer 9

I said the same...

Answer 10

:O sorry @mathslover thnx

Answer 11

You're welcome barbie :)