Prove the following trigonometric equation
Answer
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Hint: - Break the angles as a sum of other angles with multiples of .
Taking the L.H.S.
--- (1)
As we know that
So we have:
Putting these values in equation (1) we get,
Hence the equation is proved.
Note - The following problem can also be solved by putting in the values of each of the terms, but it is easier to solve the problem by breaking the angles as a sum of other angles with multiple of . Also some of the common trigonometric identities must be remembered.
Taking the L.H.S.
As we know that
So we have:
Putting these values in equation (1) we get,
Hence the equation is proved.
Note - The following problem can also be solved by putting in the values of each of the terms, but it is easier to solve the problem by breaking the angles as a sum of other angles with multiple of
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