Question

Sin(A + B) = 1 = Sin(A – B) then what will be the answer???

Answer 1

Answer:

Step-by-step explanation:

sin (a+b)=1,

sin (a+b)=sin 90°,

a+b=90°,

a=90°-b,

A/q,

put the value of a in sin (a-b),

sin(90°-b-b)

sin(90°-2b),