Question

is maxima of
18x+6-9x^2

1

Answer 1

Correct.

Answer 2

get the first derivative and make it equals zero then solve for x.

Answer 3

Well maxima value is not 1

Answer 4

Maxima is "at x = 1"

Answer 5

that function is max at x=1

Answer 6

Oh yes

Answer 7

For maxima, put x = 1 in given expression

Answer 8

plug in x=1 in the function

Answer 9

15

Answer 10

\(\huge \checkmark \)

Answer 11

Very good :)