Question

if A = B=45 degree verify that sin(A+B) =sinA cos B+cosA+sinB​

Answer 1

Answer:

LHS is not equal to RHS

Step-by-step explanation:

sin(45+45)=sin45. cos45+cos45+sin45

sin(90)=1/2 + 1/root2 +1/root2

1=(1+2root2) /2

hence it's not true...