Question Detail
Question
Find \( f'(x) \) if \( f(x) = x^4 + 2x^{5/2} \).
Correct Answer
Option A is the correct answer.
Detailed Explanation
( 4x^3 + 2(5/2)x^{3/2} = 4x^3 + 5x^{3/2} ).
Hint
Apply the power rule to fractional exponents the same way as integers.