Question

anyone answer this plzz ​

Answer 1

Step-by-step explanation:

1+sin2x+cos2x/cosx+since

cos^2+sin^2+2sinx×cosx+cos^2-sin^2/cosx+since

2cos^2+2sinx×cosx/cosx+since

2cosx(cosx+sinx)/cosx+sinx

2cosx

Hence Proved