If `A=30o` and `B=60o` , verify that `sin(A+B)=sinAcosB+cosAsinB` (ii) `cos(A+B)=cosAcosB-sinAsinB`

If A=30^@ and B=60^@ , verify that (i) sin(A+B)=sinAcosB+cosAsinB (ii) cos(A+B)=cosAcosB-sinAsinB

If A=30o and B=60o ,verify that sin(A+B)=sin A cos B+cos A sin B(ii)cos(A+B)=cos A cos B-sin A sin B

If A=60^(@) and B=30^(@) , verify that : (i)sin(A+B)=sinAcosB+cosAsinB (ii) cos(A+B)=cosAcosB-sinAsinB

If A=60^(@) and B=30^(@) , verify that : (i)sin(A-B)=sinAcosB-cosAsinB (ii) cos(A-B)=cosAcosB+sinAsinB (iii) tan(A-B)=(tanA-tanB)/(1+tanAtanB)

If A=60⁰ and B=30⁰ , verify that sin (A-B)=sin A cos B-cos A sin B

If A=60⁰ and B=30⁰ , verify that sin (A+B)=sin Acos B+cos A sin B

prove that cos(A+B)=cosAcosB-sinAsinB

If A= 30^(@) and B=60^(@) verify that: sin (A+B)= sin A cos B +cosA sin B.

If A= 30^@ and B= 60^@ , verify that : sin (A + B) = sin A cos B + cos A sin B .

If A=60^(@) and B=30^(@) , prove that : " "sin(A-B)=sinAcosB-cosAsinB