1.

A) If tan A + Cot A = 2 1/2 find the value of …… i) tan² A + cot ²A ii) tan A – cot A​

Answer»

Answer:

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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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