Simplify the expression.(-3)2
A. Exponent: 2, base: 3
B. Exponent: 2, base: 6
C. Exponent: 2, base: -3
D. Exponent: -3, base: 2
Answer: C
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Find the median.Following is a list of the distances driven by seven friends returning home from college. Find the median number of distances. 224 mi src="https://sciemce.com/media/4/ppg__2720711191401__f1q214g6.jpg" alt="" style="vertical-align: -4.0px;" />238 mi
A. 238 mi
B. 183 mi
C. 224 mi
D. 198 mi
19 mi
198 mi
238 mi
293 mi
74 mi
Solve the problem.A musician plans to perform 7 selections. In how many ways can she arrange the musical selections?
A. 7 B. 49 C. 40,320 D. 5040
Find the domain of the rational function. Write your answer in set-builder notation.f(z) = 
A. 
B. {z|z ? 3}
C. {z|z ? 0}
D. {z|z ? 0, -18}
Solve the problem.A baseball team won 4 of its games by 3 runs, lost 1 of its games by 5 runs, lost 1 game by 6 runs, and finished the season by winning its last 2 games by 4 runs. Express as a real number, how many more or fewer runs the did the team score versus their opponents in the 8 games.
A. 4 runs B. 9 runs C. -4 runs D. 21 runs