Question

If tan x+ sin x = mand tan x-sin x= n, then x -
m^2- n^2 is equal to​

Answer 1

Answer:

4tanXsinX

Step-by-step explanation:

tanX+sinX=m

tanX-sinX=n

(tanX+sinX=m)^2

(tanX-sinX=n)^2

tanX^2+sinX^2+2tanXsinX=m^2

(-)tanX^2+sinX^2-2tanXsinX=n^2

4tanXsinX=m^2-n^2