coseca-sina=m^3 and seca-cosa=n^3 then proove that m^4n^2+m^2n^4=1
Answers
Answered by
9
i hope it will help you
Attachments:

Answered by
0
OP
OP
OP
OP
OP
OP
OP
OP
OP
.
.
.
.
.
.
.
.
.
Similar questions