Math, asked by kuldeep9132, 1 year ago

Tan^4theta + tan^2theta=sec^theta- sec^2theta

Answers

Answered by maheshdudi21

2

Answer:

LHS :tan4 + tan2

(tan2=sec2+1)

(sec2+1)2+sec2+1

sec4 +1+2sec2+1+sec2

sec4+3sec2+1

sec-sec2

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