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CBSE Class 10 Answered

Evaluate
Asked by | 10 Mar, 2010, 07:23: PM
answered-by-expert Expert Answer

cos 90 =0

so the whole product is equal to 0.

Answered by | 10 Mar, 2010, 07:25: PM

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CBSE 10 - Maths
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CBSE 10 - Maths
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