Math, asked by panesarh989, 10 months ago

Evaluate sec2 54°-cot2 36°/cosec2 57°-tan2 33° + 2 sin2 38°sec2 52°-sin2 45°​

Answers

Answered by 217him217
1

Answer:

(sec²54 - cot²36)/(cosec²57 - tan²33 + 2sin²38*sec²52 - sin²45)

= (sec²54 - tan²54)/(cosec²57-cot²57 + 2cos²52*sec²52 - sin²45 )

= (1)/(1+2cos²52*1/cos²52 -(1/√2)² )

=1/(1+2(1) - 1/2)

=1/(3-1/2)

=1/(5/2)

=2/5

Answered by majnu14377
1

Step-by-step explanation:

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