Question

Identify the axis of symmetry for the graph of g(x) = 3x2 + 4. Enter your answer as the following example: x = 1

Answer 1

i think, x=0..i.e y axis

Answer 2

for a quadratic ax^2 + bx + c the vertex is at -b/2a
for 3x^2 + 4 b = 0
so axis of symmetry is x = 0

Answer 3

yea - the y-axis