cos(x + y) = cosx cosy - sinx siny
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Answered by
3
yes,
it is right...................
it is right...................
Answered by
0
Heya buddy,
Here is your answer,
Well yes you have written the correct formula,
cos(a + b) = cos(a)cos(b) - sin(a)sin(b).
Hope it helps you.
Thank you.
Here is your answer,
Well yes you have written the correct formula,
cos(a + b) = cos(a)cos(b) - sin(a)sin(b).
Hope it helps you.
Thank you.
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