Provide an appropriate response.Evaluate x(x + 2) for x = 5.
A. 30
B. 15
C. 20
D. 35
Answer: D
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Add or subtract. Simplify your answer to lowest terms.
+ 
- 
A. x3 - 7x2 B. x2 C. x2 + 1 D. x2 + x - 7
Solve.The following table gives the electricity usage (in kilowatt hours) for the Peters family for six months.
What is the average electricity usage for the months February through June?
A. 971.33 kwh B. 973.22 kwh C. 971.85 kwh D. 975.24 kwh
Solve the problem.On the May 3 billing date, Jason had a balance due of $257.46 on his credit card. During the next month, Jason charged an additional $257.59 and makes a payment of $190.59. The interest rate on the card is 1.7% per month. Using the previous balance method, find the new balance on June 3.
A. $328.84 B. $519.43 C. $329.98 D. $71.25
Use the discriminant to determine the number and type of solutions for the given equation.8 + 4x2 = -6x
A. two imaginary solutions B. one (repeated) real rational solution C. two real irrational solutions D. two real rational solutions