Math, asked by rajbir8, 1 year ago

using cos(a-b) =cosA cosB+sinA sinB,find value of cos15.

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Answered by rakshit087

4

Hope It Helps.

If you have questions like these try to break the angle in Standard Angles

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Answered by Harshbhavna

2

Hope it helps...
If this type of questions appear to you then solve those in this way.....

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