Question

At what value of x does the minimum or maximum occur for the function below?


f(x) = 6(x - 9)2 - 5
i got maximum= -5 but i need it double checked please

Answer 1

Be careful. You aren't looking for the maximum, but for what value of x the maximum is.

Answer 2

so he maximum is 9 ?

Answer 3

No.

Answer 4

The maximum is -5, but the question is not asking for the maximum.

Answer 5

the maximum is the output (y); we are looking for the input (x)

Answer 6

ugh ... i suck -_-..... & ok i see now !

Answer 7

It's alright, quadratics confused me too :)