show that √3cosec20-sec20=4
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Hello Friend,
Here's the solution.
The identities used are:
• sin A cos B - cos A sin B = sin (A-B)
• 2 sin A cos A = sin 2A
Hope it helps.
Purva
@Purvaparmar1405
Brainly.in
Here's the solution.
The identities used are:
• sin A cos B - cos A sin B = sin (A-B)
• 2 sin A cos A = sin 2A
Hope it helps.
Purva
@Purvaparmar1405
Brainly.in
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