Home
Class 11
MATHS
If sin x+sin y=7/5 and cos x+cos y=1/5, ...

If `sin x+sin y=7/5 and cos x+cos y=1/5,` then `sin(x+y)` equal to

A

`7//25`

B

`24//25`

C

`-7//25`

D

`-24//25`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

If sin x+sin y=a and cos x+cos y=b, then tan((x+y)/2 ' is equal to

If sin x+sin y=a and cos x+cos y=b then thevalue of sin(x+y) is

If sin x+sin y>=cos a cos x AA in R, then sin y+cos a is equal to

If sin x + sin y = a, cos x + cos y = b, then what is the value of cos (x-y) ?

Let x y be such that (x-y)in(pi, 3 pi) If sin x+sin y=(-21)/(65) and cos x+cos y=(-27)/(65) then cos((x-y)/(2)) is equal

Let x y be such that (x-y)in(pi 3 pi) .If sin x+sin y=(-21)/(65) and cos x+cos y=(-27)/(65) then cos((x-y)/(2)) is equal