cos 15π fine the value
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Answered by
2
HEY MATE
ur answer
cot 15π
it can also be said as cot (2700)
THUS
cot 15π = 0
hope it helps
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Answered by
2
find value of cos(15π)
==) cos (15×180)
==) cos (2700)
Substract 2520 (which is multiple of 360) from 2700
==) You will get cos (180) which is equal to -1
Hence cos(15π) is -1
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