#sin^2A+sin^2(A-B)+2sinAcosBsin(B-A)=# ?
options are
#sin^2A#
#sin^2B#
#cos^2A#
#cos^2B#
options are
#sin^2A# #sin^2B# #cos^2A# #cos^2B#
1 Answer
Aug 10, 2018
2.