(4)(5ecA+tan A)(10-sin A)" equal to "

(cos ecA + sin A) (cos ecA-sin A) is equal to

(sec A+tan A)(1-sin A)=sec A(b)sin A(c)cos ecA(d)cos A

If 3tan((x+y)/(2))=5tan((x-y)/(2)) then (sin x)/(sin y) is equal to

If tan theta=-(4)/(3) then sin theta is equal to

If (sin A)/(sin B)=(sqrt(3))/(2) and (cos A)/(cos B)=(sqrt(5))/(2) then tan A+tan B is equal to

If sin A = (3)/(5) and cos B = (12)/(13) . Then the value of (tan A - tan B)/(1 + tan A tan B) is equal to

If A lies in second quadrant and 3tan A+4=0, then the value of 2cot A-5cos A+sin A is equal to -53/10 (b) 23/1037/10(d)7/10

If sinB=1/5sin(2A+B), then (tan(A+B))/(tanA) is equal to

If sin t+cos t=(1)/(5) then tan((t)/(2)) is equal to: