Simplify the exponential expression.3-3 ? 3
A. 9
B. 27
C. 
D. 
Answer: C
Mathematics
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Find the quadratic polynomial y = ax² + bx + c whose graph passes through the points (-2,-16), (-1,-6), and (3,-6).
What will be an ideal response?
Mathematics
Estimate the answer by rounding as indicated.Estimate by rounding to the nearest ten.
A. 50 B. 40 C. 43 D. 90
Mathematics
Use the information below to determine the indicated set. U = {x | x ? N and x ? 15} A = {x | x ? N and 5 < x < 10} B = {x | x ? N and x is even and x < 14} C = {x | x ? N and 8 ? x ? 13}A ? (B ? C)
A. {6, 7, 8, 9, 10} B. {6, 7, 8, 9, 10, 12} C. {8, 9, 10, 12} D. {6, 8, 9}
Mathematics
Convert. Round to the nearest tenth unless otherwise indicated.The fence was 4.8 feet high. Convert this length to centimeters.
A. 189.0 cm B. 12.2 cm C. 121.9 cm D. 146.3 cm
Mathematics