Revision1_23MA1002

Find the Complementary function of (D² +2DD'+D'² )Z = e^x+2y

• f (y-x) + f (y-x)

• f (y+x) + xf (y+x)

• f (y-x) + xf (y-x)

• f (y+x) + f (y+x)

The complement of (D³+D²D')z = cos(x+y) is _____.

• f(y)+g(y)+h(y+x)

• f(y)+g(y)+h(y-x)

• f(y)+xg(y)+h(y-x)

• f(y)+xg(y)+h(y+x)

The particular integral of (D²+3DD'+2D'²)z=e^x+y

(D +4DD' - 4D' )Z = Sin(x+y).

(D +DD')Z= Cos(2x-3y)

• z=yf(x)

• z=xf(y)

• z=f(x)

• z=f(y)

• z=5x+f(y)

• z=5y+f(x)

• z=5f(x)

• z=5xf(x)

• 5

• 0

• 4

• 1

• 1

• 5

• 4

• 0

The complete solution of the partial differential equation pq = 5 is ------

• z = ax + (a-5)y + c

• z = ax + (a/5)y + c

• z = ax + (5+a)y + c

• z = ax + (5/a)y + c