Find the value of the polynomial function.f(x) = x2 + 3x - 8; f(-3)
A. 4
B. -20
C. 0
D. -8
Answer: D
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Solve the problem.Ron takes two hr more time than Paul to mow the lawn. Working together they can mow the lawn in 
. How long does it take each of them working alone? Round to the nearest tenth, if necessary.
A. Paul: 8 hr; Ron: 10 hr B. Paul: 10 hr; Ron: 12 hr C. Paul: 8.3 hr; Ron: 10.3 hr D. Paul: 9.1 hr; Ron: 11.1 hr
Solve the problem.Martin saves $5 on the first day of a 40-day period, $10 on the second day, and so on. For the next 40 days, he increases the amount saved by $10 each day (instead of $5 each day). How much will he have saved after 80 days?
A. $20,600 B. $20,300 C. $20,200 D. $20,400
Evaluate the determinant.
A. 50 B. -50 C. 58 D. -6
Find the zeros of the polynomial function and state the multiplicity of each.f(x) = (x2 - 4)2
A. - 4, multiplicity 2 B. 2, multiplicity 2 C. 2, multiplicity 2 ; -2, multiplicity 2 D. 2, multiplicity 6 ; -2, multiplicity 6