Teaching DSSSB PGT Mock Test 2025 Mathematics Differential Equations Solution of Differential Equations
अवकल समीकरण \(\frac{dy}{dx}= \sin (x+y)+ \cos (x+y) \) का हल किसके बराबर है?
1
\(\log \left(2+ \sec \frac{x+y}{2}\right)=x+C\)
2
log (1 + tan (x + y)) = y + C
3
\(\log \left(1+ \tan \frac{x+y}{2}\right)=y+C\)
4
\(\log \left(1+ \tan \frac{x+y}{2}\right)=x+C\)