Question Detail

MTH 102 Practice Questions MTH 102 Objective Question

Question

Obtain the first derivative of y=a^(sin2x) with respect to x, where a is a constant
Options
A cos2x(a^(sin2x))log_ea
B 2cos2x(a^(sin2x))
C (a^(sin2x))log_ea
D 2cos2x(a^(sin2x))log_ea
Correct Answer
Correct Answer

Option D is the correct answer.

Detailed Explanation

Using d/dx[a^u]=a^u·ln(a)·u' with u=sin2x, u'=2cos2x: dy/dx=2cos2x(a^(sin2x))ln(a).

Hint

Use the general exponential differentiation rule with u=sin(2x).

Question Info