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If ∠A and ∠B are acute angles such that cos A = cos B, then show that ∠A = ∠B
CBSE Class 10
CBSE Class 10 Maths
trigonometry
,
class-10-maths
Murali
April 1, 2019, 5:17am
1
If ∠A and ∠B are acute angles such that cos A = cos B, then show that ∠A = ∠B.
Murali
April 1, 2019, 5:17am
2
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