evaluate (72°-A)-(18°+A)
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Ex 8.3, 1 Evaluate : (i) sin 18 /cos 72 sin 18 /cos 72 = sin 18 /cos (90 18 ) = sin 18 /(sin 18 ) = 1 Ex 8.3, 1 Evaluate : (ii) tan 26 ...
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sullu81:
my question is evaluate 72-A-18+A
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Hey <br> (72-A) - (18-A) = 72 - A - 18 - A => 54/2 = A => A = 27
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