Solve the equation.4x - 4 = 4
A. 4
B. 8
C. 5
D. 2
Answer: D
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After working together for t hours on a common task, two workers have done fractional parts of the job equal to 
and 
, respectively. What fractional part of the task has been completed?
?
A. 
B. ?
C. ?
D. ?
E. ?
Find the first four terms of the indicated expansion.(a-2 + 2)9
A. a-18 + 18a-16 + 288a-14 + 672a-12 + . . . B. a-18 + 18a-16 + 144a-14 + 672a-12 + . . . C. a-18 + 18a-16 + 288a-14 + 1344a-12 + . . . D. a-18 + 18a-16 + 144a-14 + 1344a-12 + . . .
Find the mean, median, and mode for each set of numbers.5, 3, 1, 9, 5, 3, 6, 3, 3, 7
A. Mean = 4.5, Median = 4, Mode = 3 B. Mean = 4.5, Median = 3, Mode = 4 C. Mean = 4, Median = 4.5, Mode = 3 D. Mean = 4, Median = 4.5, Mode = 4
Provide an appropriate response. Write as a complex number: -6
A. -6 - 6i B. -6 + 0i C. 0 - 6i D. 0 + 6i