Use the method of undetermined coefficients to solve the differential equation.
+ y = x + sin 8x; 
= 1 and y = 0 when x = ?
A. y = - 
cos x + ? sin x + x - 
sin 8x
B. y = 
sin x + ? cos x + x - 
sin 8x
C. y = - 
sin x + ? cos x + x - 
sin 8x
D. y = - 
sin x - ? cos x + x - 
sin 8x
Answer: C
Mathematics
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20082009201020112012Year
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Graph the function.y = 
cot x
A. 
B. 
C. 
D. 
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