The provided equation is not an identity.

is not an identity

Verify the Identity cos(x)cos(y)=1/2(sin(x+y)+sin(x-y))

Skip to content
# Verify the Identity cos(x)cos(y)=1/2(sin(x+y)+sin(x-y))

The provided equation is not an identity.

is not an identity

Verify the Identity cos(x)cos(y)=1/2(sin(x+y)+sin(x-y))