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I hope this helps you my dear friend
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cos^2( 67° ) = sin^2 ( 90° - 33° )
= sin^2 ( 23 °)
cos^2 ( 67° ) - sin^2 ( 23° )
= sin^2( 23° ) - sin^2 ( 23° )
= 0
Hope it helps
pls mark as brainliest if you like my answer
= sin^2 ( 23 °)
cos^2 ( 67° ) - sin^2 ( 23° )
= sin^2( 23° ) - sin^2 ( 23° )
= 0
Hope it helps
pls mark as brainliest if you like my answer
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