Simplify.
A. 56
B. 28
C. 26
D. 392
Answer: B
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Perform the indicated operations. If possible, reduce the answer to its lowest terms.
÷ 
A. 
B. 1
C. 
D. 1
Use a graphing calculator to find the coordinates of the turning points of the graph of the polynomial function in the indicated domain interval. Give answers to the nearest hundredth.f(x) = x3 - 4x - 1; [1, 2]
A. (1.15, -4.08) B. (0, -1) C. (-1.15, 2.08) D. (4, 47)
For the polynomial, list each real zero and its multiplicity. Determine whether the graph crosses or touches the x-axis at each x -intercept.f(x) = 
4(x2 + 2)4
A. - 
, multiplicity 4, touches x-axis; -2, multiplicity 4, crosses x-axis
B. - 
, multiplicity 4, crosses x-axis
C. 
, multiplicity 4, touches x-axis; 2, multiplicity 4, crosses x-axis
D. - 
, multiplicity 4, touches x-axis
Use the number line to determine whether the statement is true or false. 
-1 ? -1
A. True B. False