√(1+sin) (1-sin)=? what is the answer please
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under root (1+sin) ( 1-sin)
= under root 1²-sin² = ✓1-sin² = ✓cos² = Cos Ans. [ 1-sin² = Cos²]
= under root 1²-sin² = ✓1-sin² = ✓cos² = Cos Ans. [ 1-sin² = Cos²]
2001shail:
yes
nice
thnks
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2
i think its answer is cos theta .
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