If sin B-cos A= 0, then what is the value of A+B?
Answer & explanation
Correct answer: option 1
We are given that :-
sin B-cos A= 0
⇒ sinB = cosA
{ we know, Iff sin x = cos y , then x + y = 90º }
So,
A + B = 90º
If sin B-cos A= 0, then what is the value of A+B?
Correct answer: option 1
We are given that :-
sin B-cos A= 0
⇒ sinB = cosA
{ we know, Iff sin x = cos y , then x + y = 90º }
So,
A + B = 90º