If tan2theta+cot2theta=2, theta is an acute angle, then tan3theta
+cot3theta is equal to________.
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Answer:
tan theta + cot theta
Step-by-step explanation:
tan3 thetha +cot3theta
=(tan theta +cot theta) (tan2theta +cot2theta-tan theta×cot theta) {using a3+b3= (a+b) (a2+b2-ab)... }
=( tan theta +cot theta) (2-1)
= tan theta +cot theta....
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Answer........
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