Select the graph of the function: f(x) = [[x]] - 4.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Answer: D
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Graph the polynomial function. f(x) = x4 + 2x3 - x2 - 2
A. 
B. 
C. 
D. 
Solve the problem.Niyas drives home to visit his parents, a distance of 524.43 km. He spends the week at his parents' house and the next weekend sets off to drive home. After traveling a distance of 77.86 km, his car breaks down. Assuming that he is taking the same route for the return journey, how much further does he still have to travel to get home?
A. 447.43 km B. 446.57 km C. 524.43 km D. 602.29 km
Find the unknown length in the right triangle. Simplify the answer if necessary. 
feet
feet
A. 8
ft
B. 2
ft
C. 10 ft
D. 20
ft
Solve the exponential equation and approximate the result, correct to three decimal places.(3.3)x = 48
A. 3.2301 B. 3.3658 C. 3.2547 D. 3.2424