Home
Class 11
MATHS
sin(A+B).sin(A- B)=sin^(2)A-sin^(2)B...

`sin(A+B).sin(A- B)=sin^(2)A-sin^(2)B`

Text Solution

Verified by Experts

The correct Answer is:
`=R.H.S`

NA
Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRY

    SUBHASH PUBLICATION|Exercise Alternate Methods|12 Videos
  • SUPER MODEL QUESTION PAPER-3

    SUBHASH PUBLICATION|Exercise Point E|4 Videos

Similar Questions

Explore conceptually related problems

cos (A+B).cos(A-B)=cos^(2)A-sin^(2)B

cos (A+B).cos(A-B)=cos^(2)A-sin^(2)B

Solve the equation , sqrt(3) sin 2A = sin 2B and sqrt(3)sin^(2)A + sin^(2)B=(1)/(2)(sqrt(3)-1) .

sin(A-B)=sinA cos B-cosA sinB

If any triangle A B C sin ^(2) A+sin ^(2) B-sin ^(2) C=

Statement-1 : (sin(A+B)+sin(A-B))/(cos(A+B)+cos(A-B))=tanA Statement-2 : sin(A+B)+sin(A-B)=sinA and cos(A+B)+cos(A-B)=cosA .

In DeltaABC , prove that (sin(B-C))/(sin(B+C))=(b^(2)-c^(2))/(a^(2))

In DeltaABC , prove that (sin(B-C))/(sin(B+C))=(b^(2)-c^(2))/(a^(2))

sin(A+B)=sinA cos B +cos A sin B