How do you differentiate g(θ) = cos(θ) - 4sin(θ)?

1 Answer
Jim G.
Dec 18, 2016

g'(theta)=-sintheta-4costheta

Explanation:

The color(blue)"trigonometric functions" have standard derivatives.

color(orange)"Reminder " color(red)(bar(ul(|color(white)(2/2)color(black)(d/dx(cosx)=-sinx" and " d/dx(sinx)=cosx)color(white)(2/2)|)))

rArrg'(theta)=-sintheta-4costheta

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