Question

If Tan A + Cot A = 2 . Find the value of Tan 2A + Cot 2A​

Answer 1

Answer:

Step-by-step explanation:

tana + cota =2

take square both sides

(tana + cota)² = 2²

tan²a + cot²a +2tana.cota =4

we Know,

tana =1/cota

so,

tan² a + cot²a +2 = 4

tan²a + cot² a = 4 -2 = 2

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