y derivative of the third (3rd) order minus 2y two strokes of the second (2nd) order plus 10y stroke first (1st) order equally x squared minus e to the power of x multiply by co sinus of e of (3x)
y derivative of the third (3rd) order minus two y two strokes of the second (2nd) order plus 10y stroke first (1st) order equally x squared minus e to the power of x multiply by co sinus of e of (3x)
y'''-2y''+10y'=x2-ex*cos(3x)
y'''-2y''+10y'=x2-ex*cos3x
y'''-2y''+10y'=x²-e^x*cos(3x)
y'''-2y''+10y'=x to the power of 2-e to the power of x*cos(3x)