`(sin^2A-sin^2B)/(sinAcosA-sinBcosB)`is equal to (a)`"tan"(A-B)` (b) `"tan"(A+B)` `cot(A-B)` (d) `cot(A+B)`

(sin^(2)A-sin^(2)B)/(sinAcosA-sinBcosB)=?

(sin^2A-sin^2B)/(sinA.cosA-sinB.cosB)=....

(sin^2A-sin^2B)/(sinAcosA-sinBcosB) is equal to (a) tan(A-B) (b) "tan"(A+B) (c) cot(A-B) (d) cot(A+B)

(sin^(2)A-sin^(2)B)/(sin A cos A-sin B cos B) is equal to (a) sin A cos A-sin B cos Btan(A-B)(b)tan(A+B)cot(A-B)(d)cot(A+B)

(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)

(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))

Prove that (sin2A+sin2B)/(sin2A-sin2B)=tan(A+B)/tan(A-B)

(sin2A+sin2B+sin2C)/(sinA+sinB+sinC)i se q u a lto 8sin(A/2)sin(B/2)sin(C/2) (b) 8cos(A/2)cos(B/2)cos(C/2) 8tan(A/2)tan(B/2)tan(C/2) (d) 8cot(A/2B)/2cot(C/2)

(sin2A+sin2B+sin2C)/(sinA+sinB+sinC)i se q u a lto 8sin(A/2)sin(B/2)sin(C/2) (b) 8cos(A/2)cos(B/2)cos(C/2) 8tan(A/2)tan(B/2)tan(C/2) (d) 8cot(A/2B)/2cot(C/2)

(sin A + sin B) / (sin A-sin B) = tan ((A + B) / (2)) cot ((AB) / (2))