Question: help with this question with steps please 4. Use the Chain Rule to find Sz 8s St given z = In(4x + 5y) where x

help with this question with steps please

4. Use the Chain Rule to find Sz 8s St given z = In(4x + 5y) where x = 4s cost and y = - stt when s = 1 and t = 0. [8 points]
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