# How do you find the derivative of #cos^2 (x^2 - 3x)#?

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To find the derivative of ( \cos^2(x^2 - 3x) ), you would use the chain rule. The derivative is ( -2\cos(x^2 - 3x)\sin(x^2 - 3x)(2x - 3) ).

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When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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