Home
Class 12
MATHS
Statement-1 : (sin(A+B)+sin(A-B))/(cos(A...

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`.

A

Statement-1 is true, statement-2 is true, statement-2 is a correct explanation for statement-3

B

Statement-1 is true, statement-2 is true, statement-2 is not a correct explanation for statement-3

C

Statement-1 is true, statement-2 is false

D

Statement-1 is false, statement-2 is true

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • UNIT TEST PAPER NO.3

    MODERN PUBLICATION|Exercise ASSERTION-REASON & COLUMN MATCHING TYPE QUESTIONS (SECTION-B COLUMN MATCHING TYPE QUESTIONS)|4 Videos

  • UNIT TEST PAPER NO.3

    MODERN PUBLICATION|Exercise ASSERTION-REASON & COLUMN MATCHING TYPE QUESTIONS (SECTION-B COLUMN MATCHING TYPE QUESTIONS)|4 Videos

  • UNIT TEST PAPER NO. 6 (THREE - DIMENSIONAL GEOMETRY, VECTORS & PROBABILITY)

    MODERN PUBLICATION|Exercise Select the correct answer|25 Videos

  • VECTOR ALGEBRA

    MODERN PUBLICATION|Exercise RECENT COMPETITIVE QUESTION|11 Videos

Similar Questions

Explore conceptually related problems

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

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

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

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

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

(sin3A)/(sinA)-(cos3A)/(cosA)=2

If sin A+sin B=a and cos A+cos B=b then cos (A+B)=

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

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