Math, asked by prashant512, 9 months ago

The value of cos²17 - sin²73 is
,

Answers

Answered by DebrupSamajpati

10

Answer:

cos square (90-73)-sin square 73

sin square 73- sin square 73=0

hence ans is 0.

Answered by nishachawla

2

the answer is 0.

thanks

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