Solve the given differential equation.
+ 3
+ 2y = xex - 3
A. y = c1e-2x + c2e-x + 
ex - 
xex - 
B. y = c1e-2x + c2e-x - 
ex - 
xex - 
C. y = c1e-2x + c2e-x - 
ex + 
xex - 
D. y = c1e-2x + c2e-x + 
ex + 
xex - 
Answer: C
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Use unit ratios to convert the units.7 feet to inches
A. 21 in. B. 84 in. C. 252 in. D. 28 in.
Evaluate the integral.
A. sin-1 (ex) + C
B. sec-1 (ex) + C
C. ex sin-1 (ex) + C
D. -2
+ C
Which of the following statements about funds that a firm generates spontaneously (internally) is correct?
A. In general, current liabilities that change naturally with changes in sales provide spontaneously generated funds. B. Spontaneously generated funds are funds that a firm must raise by issuing new stocks and new bonds. C. Notes payable, long-term bonds, and common stock provide most of the firm's spontaneously generated funds. D. Spontaneously generated funds tend to change at the same rate as a change in the firm's net operating income. E. Current liabilities that provide spontaneously generated funds require the firm's management to make conscious financing decisions.
Find the point-slope form of the equation that is described.Slope is 
, y-intercept is (0, 4)
A. y - 0 = - 
(x - 4) or y = - 
(x - 4)
B. y - 
= 
(x - 0) or y - 
= 
x
C. y - 4 = 
(x - 0) or y - 4 = 
x
D. y - 0 = 
(x - 4) or y = 
(x - 4)