if tan theta +cottage theta =3,find the value of tan² theta +cot² theta
plz. it is urgent....
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1
Answer:
7
Step-by-step explanation:
tan theta+cot theta=3
sq both sides
(tan theta +cot theta)²=3²
tan²theta+cot²theta+2 tan theta cot theta= 9
tan²theta+cot²theta+2*1=9
tan²theta+cot²theta=9-2
=7
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