What is the equation of the axis of symmetry of y = 2x^2 + 4x - 3

Question

asked Jul 2, 2018 228k views

1 Answer

Sacse · Answer 1 · 2018-07-06T09:02:29+0000

hello :
h(x) = 2x² −4x -3= 2(x²-2x)-3 =2((x-1)²-1)-3
h(x) =2(x-1)²-5 .....(vertex form)
the axis of symmetry is the line of equation : x=1