Question

sin²theta=(x+y)²/4xy is possible only when
a) x>0, y>0 and x is not equal to y
b) x>0, y>0 and x is equal to y
c) x<0, y<0 and x is equal to y
d) all of the above

Answer 1

Answer is b) option. This is a hit and trial question.

Answer 2

Answer:

sin²theta=(x+y)²/4xy

is possible only when

x>0, y>0 and x=y

Step-by-step explanation:

HOPE IT HELPS..

option:B