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If cos(alpha+beta)=0, then find sin(alpha-beta) can be reduce to?

If cos(alpha+beta)=0, then find sin(alpha-beta) can be reduce to?

Grade:10

1 Answers

Deepak Kumar Shringi
askIITians Faculty 4404 Points
5 years ago
here we can say only
alpha+beta=pie/2 but cant comment about alpha-beta

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