Home
Class 12
MATHS
सिद्ध कीजिए कि - sin(n+1)xsin(n+2)x+co...

सिद्ध कीजिए कि -
`sin(n+1)xsin(n+2)x+cos(n+1)xcos(n+2)x=cosx`.

Promotional Banner

Similar Questions

Explore conceptually related problems

Prove that sin(n+1)xsin(n+2)x+cos(n+1)xcos(n+2)x=cosx

Prove that sin(n+1)xsin(n+2)x+cos(n+1)xcos(n+2)x=cosx

sin (n +1) x sin (n +2) x + cos (n +1) x cos (n +2) x = cos x

sin (n +1) x sin (n +2) x + cos (n +1) x cos (n +2) x = cos x

sin (n +1) x sin (n +2) x + cos (n +1) x cos (n +2) x = cos x

sin (n +1) x sin (n +2) x + cos (n +1) x cos (n +2) x = cos x

Prove the following: sin (n + 1)x sin (n + 2)x + cos (n + 1)x cos (n + 2)x = cos x

Prove that: sin(n+1)x sin(n+2)x+cos(n+1)x cos(n+2)x=c

Prove that: sin (n + 1) x sin (n + 2)x + cos (n + 1) x cos (n + 2) x = cos x

Prove that sin (n+1) x sin (n +2) x + cos (n +1) x cos (n +2) x = cos x