Question

if tan A + cot A=2then what is the value of tan²A+ cot ²A​

Answer 1

Answer:

tan a + cot a=2

let [tan a+cot a]^2 = tan^2 a + cot^2 a +2tan a cot a

tana cot a=1

2^2 = tan^2 a +cot^2 a +2[1]

4-2 = tan^2 a + cot^2 a

tan^2 a + cot^2a= 2

Answer 2

Answer:

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