Продифференцировать функцию: y=x*cos3x. Created by vafiniskander. matematika-ru

Ответ:Пошаговое объяснение:x' * cos3x + (cos3x)' * xcos3x + (-sin3x) * (3x)' * xcos3x - 3 * x * sin3x

Продифференцировать функцию: y=x*cos3x...

vafiniskander @vafiniskander

July 2022 1 5 Report

Продифференцировать функцию:
y=x*cos3x

Answers & Comments

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Ответ:

$\cos(3x) - 3x \times \sin(3x)$

Пошаговое объяснение:

${y}^{. } = {(x \times \cos(3x)) }^{.}$

x' * cos3x + (cos3x)' * x

cos3x + (-sin3x) * (3x)' * x

cos3x - 3 * x * sin3x

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