(sin^2A- sin^2B)/( sin A cos A-sin Bcos ...

`(sin^2A- sin^2B)/( sin A cos A-sin Bcos B) = `.............. A) ` tan (A-B)` B) `tan (A+B)`
C) `cot (A-B)` D) `cot (A+B)`

A

` tan (A-B)`

B

`tan (A+B)`

C

`cot (A-B)`

D

`cot (A+B)`

Verified by Experts

The correct Answer is:

B

Similar Questions

Explore conceptually related problems

(sin A - sin B)/(cos A+ cos B) is equal to ................. A) sin ((A+B)/(2)) B) 2 tan (A+B) C) cot ((A-B)/(2)) D) tan ((A-B)/(2))

(1)/(tan 3 A - tan A)- (1)/(cot 3 A - cot A)= .............. A) tan A B) tan 2A C) cot A D) cot 2A

(sin 3A -cos ((pi)/(2)-A))/(cos A+ cos (pi+3A))= ................. A) tan A B) cot A C) tan 2A D) cot 2A

cosec A -2 cot 2A cos A= ................ A) 2 sin A B) sec A C) 2 cos A cot A D) cos A

2 sin A cos ^(3) A-2 sin ^(3) A cos A= ................. A) sin 4A B) 1/2 sin 4 A C) 1/4 sin 4A D) 1/8 sin 4A

(1+ sin A- cos A)/( 1+ sin A + cos A)= .................... A) sin ""A/2 B) cos ""A/2 C) tan ""A/2 D) cot ""A/2

(sin 2A)/( 1+ cos 2A) . (cos A)/( 1+ cos A)= ............... A) tan""A/2 B) cot ""A/2 C) sec ""A/2 D) cosec ""A/2

(cos 17^(@) + sin 17^(@))/(cos 17^(@) - sin 17^(@))= ................ A) tan 62^(@) B) tan 56^(@) C) tan 54^(@) D) tan73^(@)

If sin A + cos A =1, then sin 2A is equal to................ A) 1 B) 2 C) 0 D) 1/2

(sin 85^(@)-sin 25^(@))/(cos 55^(@))= ............... A) 2 B) -1 C) 1 D) 0