Mathematics · Multivariable Calculus
If u = ex sin(y), where x = st2 and y = s2t, find &partial;u&partial;s.
- 1ex (2st sin(y) + t2 cos(y))
- 2ex (sin(y) + 2s cos(y)) t2
- 3ex (sin(y) + 2s cos(y)) t
- 4ex (t2 sin(y) + 2st cos(y))✓
Correct answer
ex (t2 sin(y) + 2st cos(y))
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