Home
Class 12
MATHS
if x and y are acute angles such that co...

if x and y are acute angles such that `cosx + cosy = 3/2` and `sinx + siny = 3/4` then `sin(x+y)=`

Text Solution

Verified by Experts

The correct Answer is:
`4/5`
Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRIC FUNCTIONS AND IDENTITIES

    ARIHANT MATHS|Exercise Exercise For Session 8|10 Videos

  • TRIGONOMETRIC FUNCTIONS AND IDENTITIES

    ARIHANT MATHS|Exercise Exercise For Session 9|10 Videos

  • TRIGONOMETRIC FUNCTIONS AND IDENTITIES

    ARIHANT MATHS|Exercise Exercise For Session 6|8 Videos

  • TRIGONOMETRIC EQUATIONS AND INEQUATIONS

    ARIHANT MATHS|Exercise Exercise (Questions Asked In Previous 13 Years Exam)|12 Videos

  • VECTOR ALGEBRA

    ARIHANT MATHS|Exercise Exercise (Questions Asked In Previous 13 Years Exam)|9 Videos

Similar Questions

Explore conceptually related problems

if x and y are acute angles such that cos x+cos y=(3)/(2) and sin x+sin y=(3)/(4) then sin(x+y)=

If x and y are acute angles such that cos x=(13)/(14) and cosy =(1)/(7), prove that (x-y)=(pi)/(3)

If x and y are acute angles such that sin x=(1)/(sqrt(5)) and sin y=(1)/(sqrt(10)) prove that x+y=(pi)/(4)

If x+y=2pi//3 and sin x//siny=2 , then the

If cosx+cosy+cosalpha=0 and sinx + siny + sinalpha=0 , then cot((x+y)/2)=

If cosx.cosy + sinx.siny = -1 then cosx + cosy is

If 1 + cos x cos y + sin x sin y = 0 , then which of the following is / are true 1. cosx + cosy = 0 2. sinx + siny = 0 3. sinx + cosy = 0 chose the correct option from the code given below