Perform the indicated operations.(9x4 - 4x2 + x) - (3x3 + 6x2 + 5x) + (3x2 - x)
A. 9x4 + 3x3 - 13x2 - 5x
B. 4x5 + 7x4 - 5x
C. 9x4 - 3x3 - 5x2 + 5x
D. 9x4 - 3x3 - 7x2 - 5x
Answer: D
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Solve the problem.Suppose your job is to take phone orders for automotive parts. Use the table below to answer the following questions. Write the correct part number that matches what you hear the customer say on the phone. 
"Do you have that part in 1 and 6 tenths inches?"
A. A B. F C. D D. G
Determine the slope and y-intercept of the function.f(x) = 
x - 
A. m = - 
; b = 
B. m = 3; b = 
C. m = - 
; b = 
D. m = 
; b = - 
Factor the polynomial.21(3p - 1)2 - 10(3p - 1) + 1
A. (20p - 8)(2p - 4) B. (21p + 8)(9p - 3) C. (21p - 20)(8p - 4) D. (21p - 8)(9p - 4)
The vector x is in a subspace H with a basis ? = {b1, b2}. Find the ?-coordinate vector of x.b1 = 
, b2 = 
, x = 
A. 
B. 
C. 
D. 