Asked by kamna
tanx+cotx=5 than find the value of tan^2x+cot^2x
Answers
Answered by
Steve
well, recall that
(tanx + cotx)^2 = tan^2x + 2tanx*cotx + cot^2x
(tanx + cotx)^2 = tan^2x + 2tanx*cotx + cot^2x
Answered by
varalakshmi
tanx+cotx=5 then tan^2 x +cot^2 x=?
ans:
25
ans:
25
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