Question

If f(x) = ∣(x2 − 8)∣, how many numbers in the interval 0 ≤ x ≤ 2.5 satisfy the conclusion of the mean value theorem?

Answer 1

Please help

Answer 2

if u plot it , it will be simpler to do

Answer 3

\[|x^2-8|=|(x-2\sqrt{2})(x+2\sqrt{2})|\]