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A) If tan A + Cot A = 2 1/2 find the value of …… i) tan² A + cot ²A ii) tan A – cot A |
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Answer» Answer: Step-by-step EXPLANATION: Given TAN A+cot A=2 Squaring on both sides we get, tan 2 A+cot 2 A+2tanAcotA=4 tan 2 A+cot 2 A+2=4 tan 2 A+cot 2 A=2 |
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