Teaching DSSSB PGT Mock Test 2025 Mathematics Differential Equations Solution of Differential Equations
अवकल समीकरण (D2 - 1) y = sinhx का हल क्या है?
1
y = c1ex + c2e-x - x/2 cosh x
2
y = c1ex + c2e-x + x/2 cosh x
3
y = c1ex + c2e-x - x/4 cosh x
4
y = c1ex + c2e-x + x/4 cosh x