Math, asked by hrmn8699, 4 months ago

solve cos²45 -sin²45​

Answers

Answered by Anonymous
3

Cos 45==1/√2

sin 45== 1/√2

cos²45 - sin ²45

( 1/√2 )² - (1/√2) ²

1/2 - 1/2

0

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Answered by adhikaryarchana
3

Answer:

cos squre 45 - sin square 45

=1/2-1/2

=0

Hope it helps you.

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