用matlab求解求以下微分方程 1.求y'=x的通解.2.求y''=y'+1的通解.3.求y''=y'+1满足初始条件y(0)_数学解答

用matlab求解求以下微分方程 1.求y'=x的通解.2.求y''=y'+1的通解.
3.求y''=y'+1满足初始条件y(0)=1,Dy(0)=0的特解.

人气：316 ℃　时间：2020-09-15 19:38:57

解答

y=dsolve('Dy=x','x')
y=dsolve('D2y=Dy+1','x')
y=dsolve('D2y=Dy+1','Dy(0)=0','y(0)=1','x')