Question

Select the interval(s) where the function is increasing:

f(x) = x ^ 4 - 5x ^ 2 - 3

(- 9.3, - 3)

(- ∞,- 1.5)

(0, 1.5)

(-1.5, 0)

(1.5, ∞)

(-∞, ∞)

(-9.3, ∞)

Answer 1

the function is increasing
(-1.5, 0) and (1.5, ∞)