Question

Medal & fan.

The line of symmetry of the parabola whose equation is y = ax^2 - 4x + 3 is x = -2. What is the value of "a"?

1.)-2
2.)-1
3.)-1/2

Answer 1

@OregonDuck

Answer 2

@LegendarySadist

Answer 3

@saseal

Answer 4

@Mehek14

Answer 5

\[c-\frac{ b^2 }{ 4a }\]

Answer 6

but im trying to find a

Answer 7

\[a = \frac{ b }{ 2x }\]

Answer 8

oh so -2