sin theta + cos theta equal to 1 prove that sin theta minus cos theta equal to plus minus 1
Answers
Answered by
8
its your answer sincos=1
(sin+cos)^2/4-(sin-cos)^2/4=0
sin-cos=+-1
(sin+cos)^2/4-(sin-cos)^2/4=0
sin-cos=+-1
Attachments:
Similar questions