differentiation

Question: $\frac{d}{{dx}}\left[ {\frac{{{e^{ax}}}}{{\sin (bx + c)}}} \right] = $

1) $\frac{{{e^{ax}}[a\sin (bx + c) + b\cos (bx + c)]}}{{{{\sin }^2}(bx + c)}}$

2) $\frac{{{e^{ax}}[a\sin (bx + c) - b\cos (bx + c)]}}{{\sin (bx + c)}}$

3) $\frac{{{e^{ax}}[a\sin (bx + c) - b\cos (bx + c)]}}{{{{\sin }^2}(bx + c)}}$

4) None of these

Solution:

Explanation: Explanation

standard-differentiation

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