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If f(x) = 6 sec(x) − 7x, find f '(x)
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If f(x) = 6 sec(x) − 7x, find f '(x)

User Svarrall
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1 Answer

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(d/dx)[6sec(x)-7x]
6(d/dx)[sec(x)] - 7(d/dx)[x]

6sec(x)tan(x)-7+constant = f'(x)

Hope I didn't mess up for your sake.
User Martin Nordholts
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