Perform the indicated operations and simplify the result. Leave the answer in factored form.
- 
A. 
B. 
C. 
D. 
Answer: C
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Multiply.(-20)(-7)
A. 140 B. 13 C. -13 D. -140
Use the graph of a quadratic function to find the solution set of the equation or inequality. For a solution set that involves an interval, use interval notation.-x2 - 1x - 4 ? 0
A. x = 4 B. (-?, 4) ? (4, ?) C. (-?, ?) D. ?
Solve the problem.A rectangular sheet of perimeter 24 cm and dimensions x cm by y cm is to be rolled into a cylinder as shown in part (a) of the figure. What values of x and y give the largest volume?
A. x = 8 cm; y = 4 cm B. x = 9 cm; y = 3 cm C. x = 7 cm; y = 5 cm D. x = 10 cm; y = 2 cm
Fill in the blank with one of the words or phrases listed below. 
Use the facts below. 2 ? 3 = 6
4 + 17 = 21
20 - 9 = 11
The 20 above is called the 
-10.0px;" />.
A. minuend
B. dividend
C. difference
D. subtrahend