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how do you simplify cos^2xcot^2+cos^2x

This is for my trig class and the directions say to use the fundamental trigonometric identities to simplify the expression. Please help!
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1 Answer

cos^2xcot^2+cos^2x
= cos^2x(cot^2x+1)
= cos^2x csc^2x
= cot^2x <==Answer