Prove that sin 2 x-sin 2x- - 3-sin 2x- - 3-3 - 2

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Composite Function

Prove that si...

Question

Prove that sin2x+ sin2(x+π/3)+sin2(x-π/3)=3/2

Open in App

Solution

Suggest Corrections

Similar questions

{sin}^{2} x + {sin}^{2} (x + \frac{π}{3}) + cos (x + \frac{π}{2}) cos x

f (x) = s i n^{2} x + s i n^{2} (x + \frac{π}{3}) + c o s x c o s (x + \frac{π}{3}) a n d g (\frac{5}{4}) = 1

f (x) = {s i n}^{2} x + s i n^{2} (x + \frac{π}{3}) + c o s (x + \frac{π}{3}) c o s x

g (\frac{5}{4}) = 1

g (f (x))

f (x) = c^{⎡ ⎢ ⎣ {sin}^{2} x + {sin}^{2} (x + \frac{π}{3}) + cos x cos (x + \frac{π}{3}) ⎤ ⎥ ⎦}

c

f (x) = {sin}^{2} x + {sin}^{2} (x + \frac{π}{3}) + cos x cos (x + \frac{π}{3})

f^{'} (x) = 0

Join BYJU'S Learning Program