find dy/ DX
cosx-4✓x+7
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Answer:
ha. . make the question clearly
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Step-by-step explanation:
y = cos x - 4√x + 7
dy/dx = - sin x - 4[1/2√x ] + 0
=> - sin x - 2/√x
=> - [ (√x sin x + 2)/√x ]
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