Given the area of a square, find the length of one side.The area of a square piece of plywood is 121 in.2.
A. 44 in.
B. 11 in.
C. 12 in.
D. 121 in.
Answer: B
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Sketch the indicated set. Describe the boundary of the set. Finally, state whether the set is open, closed or neither.{(x, y) : -2 ? x ? 0, 0 ? y ? 2 + x}
A. 
The boundary is the triangle with vertices
(0, 0), (-2, 0), (0, -2). The set is open.
B. 
The boundary is the triangle with vertices
(0, 0), (2, 0), (0, 2). The set is open.
C. 
The boundary is the triangle with vertices
(0, 0), (2, 0), (0, 2). The set is closed.
D. 
The boundary is the triangle with vertices
(0, 0), (-2, 0), (0, 2). The set is closed.
Find the payment necessary to amortize the loan using the amortization table. Round to the nearest cent.
Marge and Tom Martin bought a new car for $30,000. They agreed to pay 25% down and make monthly payments for 4 years at 10% (compounded monthly) to pay off the rest.
A. $2,273.43 B. $726.01 C. $760.80 D. $570.60
Give an appropriate answer.The two fastest times in a 100-meter sprint are 9.10 seconds and 9.95 seconds. Which time is faster?
A. 9.95 B. 9.10 C. Not enough information to determine
Simplify the expression. Write the result without using negative exponents. (Assume all variables represent nonzero real numbers.)
A. 0
B. 
C. -1
D. 1