Предмет: Алгебра, автор: vladislavDrimov

Решите 15 номер,пожалуйста очень надо

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Автор ответа: mukus13

$f(x)=7^x+sinx-15x^4$

$f'(x)=(7^x+sinx-15x^4)'=(7^x)'+(sinx)'-(15x^4)'=$ $=7^x*ln7+cosx-15*4x^3=7^x*ln7+cosx-60x^3$

P. S.

$(sinx)'=cosx$

$(a^x)'=a^x*lna$

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