please tell me the answer
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25
Step-by-step explanation:
TanA+CotA = 5
(tanA + cotA)²=tan²A +cot²A+ tanA×cotA
: . TanA×CotA= 1 because cot is reciprocal of Tan so, it deduct
then,
(tanA + cotA)²=tan²A +cot²A
we have the value of tanA + cotA
5²= tan²A +cot²A
tan²A +cot²A= 25
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