" (if) "6-9x-x^(2)

Find the intervals in which f(x)=6-9x-x^(2) is increasing or decreasing.

Find the interval in which the following functions are strictly increasing or decreasing. (d) 6 - 9x - x^(2)

Determine the intervals in which the following functions are strictly increasing or strictly decreasing : f(x)=6-9x-2x^(2)

Find the intervals in which the following functions are strictly increasing or decreasing:(a x^2+2x-5 (b) 10-6x-2x^2 (c) 6-9x-x^2 (d) (x+1)^3(x-3)^3

Determine the intervals in which the following functions are strictly increasing or striclty decreasing. f(x) = 6-9x-x^2

Find the intervals in which the following functions are strictly increasing : f(x) = 6-9x-x^2