Consider the following. f(x) = x5 − x3 + 4, −1 ≤ x ≤ 1 (a) use a graph to find the absolute maximum and minimum values of the function to two decimal places. maximum 4.19 correct: your answer is correct. minimum 3.81 correct: your answer is correct. (b) use calculus to find the exact maximum and minimum values. maximum incorrect: your answer is incorrect. minimum incorrect: your answer is incorrect.