Question

Which of the following is the vertex of the quadratic equation y = 6x2 + 24x + 16?

Answer 1

Use the formula: -b/2a to find your axis of symmetry, sub that in, to find the y coordinate.

Answer 2

was this originally a multiple choice question? Your question implies it is, but there are no follow up options.

Answer 3

i got (2, 8)

Answer 4

vertex of a quadratic equation' parabola = (-b/2a , -D/4a)

where, D = Discriminant.

\[D= \sqrt{b^2 - 4ac}\]

Answer 5

(–2, –8)

(–2, 8)

(2, –8)

(2, 8)

Answer 6

these are the options

Answer 7

Try again

Answer 8

Err.. a wee bit of a mistake. should be (-2, -8)

Answer 9

can you work it out please? I don't understand