Please answer to this q.COSX+SINX=√2COSX then prove thatCOSX-SINX=√2SINX.
Please answer to this q.
COSX+SINX=√2COSX then prove that
COSX-SINX=√2SINX.

Last Activity: 3 Years ago

Last Activity: 3 Years ago

Last Activity: 3 Years ago

Last Activity: 3 Years ago

Last Activity: 3 Years ago