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Higher Order Linear Differential Equations

Authored by Shrikrishna Dasari

Mathematics

University

CCSS covered

Used 42+ times

Higher Order Linear Differential Equations
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The complete solution of Linear Differential equations involves

complete function + particular integral

complementary function + particular integral

complementary function + definite integral

complete function + indefinite integral

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The complementary function of the equation  d2ydx2+2dydx+y=0\frac{d^2y}{dx^2}+2\frac{\text{d}y}{\text{d}x}+y=0  is

 c1ex+c2exc_1e^x+c_2e^{-x}  

 c1ex+c2exc_1e^{-x}+c_2e^{-x}  

 c1ex+c2exc_1e^x+c_2e^x  

 (c1+c2x)ex\left(c_1+c_2x\right)e^{-x}  

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

The complementary function of the equation  2\frac{d^2y}{dt^2}+5\frac{\text{d}y}{\text{d}t}-12y=0  is

 c1e32x+c2e4xc_1e^{\frac{3}{2}x}+c_2e^{-4x}  

 c1e32t+c2e4tc_1e^{\frac{3}{2}t}+c_2e^{-4t}  

 c1e32x+c2e4xc_1e^{-\frac{3}{2}x}+c_2e^{4x}  

 c1e32t+c2e4tc_1e^{-\frac{3}{2}t}+c_2e^{4t}  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 The complementary function of the equation  d3ydx3+d2ydx2=0\frac{d^3y}{dx^3}+\frac{d^2y}{dx^2}=0  is

 (c1+c2x)+c3ex\left(c_1+c_2x\right)+c_3e^x  

 (c1+c2x)+c3ex\left(c_1+c_2x\right)+c_3e^{-x}  

 (c1+c2)+c3ex\left(c_1+c_2\right)+c_3e^x  

 (c1+c2x)+c3e2x\left(c_1+c_2x\right)+c_3e^{-2x}  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The particular integral of the equation  (D1)y=e3x\left(D-1\right)y=e^{3x}  is

 e3x2\frac{e^{3x}}{2}  

 e3x2\frac{e^{-3x}}{2}  

 e3x4\frac{e^{3x}}{4}  

 ex2\frac{e^x}{2}  

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The particular integral of the equation   (D31)y=(ex+1)2\left(D^3-1\right)y=\left(e^x+1\right)^2  is

 e2x7+2x31\frac{e^{-2x}}{7}+\frac{2x}{3}-1  

 e3x7+2x31\frac{e^{3x}}{7}+\frac{2x}{3}-1  

 e2x7+5x31\frac{e^{2x}}{7}+\frac{5x}{3}-1  

 e2x7+2x31\frac{e^{2x}}{7}+\frac{2x}{3}-1  

Tags

CCSS.HSA.APR.C.4

7.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

The C.F. of the equation  (D29)y=e3x+1+e3x\left(D^2-9\right)y=e^{-3x}+1+e^{3x}  is

 c1e3x+c2exc_1e^{-3x}+c_2e^{-x}  

 c1e3x+c2e3xc_1e^{3x}+c_2e^{3x}  

 c1e3x+c2exc_1e^{3x}+c_2e^{-x}  

 c1e3x+c2e3xc_1e^{3x}+c_2e^{-3x}  

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