Multiply.(x + 4)(x2 - x + 8)
A. x3 + 3x2 + 32
B. x3 + 3x2 + 4x + 32
C. x3 + 32
D. x3 + 5x2 + 12x + 32
Answer: B
Mathematics
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Solve the compound inequality. Other than ?, use interval notation to express the solution set and graph the solution set on a number line.-21 ? -3x - 3 ? -9
A. [2, 6]
B. (2, 6)
C. (-6, -2)
D. [-6, -2]
Mathematics
Find the solution set of the system.
?
?
A. ?
B. ?
C. ?
D. ?
Mathematics
Solve the equation graphically by finding x-intercepts.
= 2
A. x = -12 or x = 12 B. x = -12 or x = 0 C. x = 8 or x = -8 D. x = -12 or x = -8
Mathematics
Find the common difference of the arithmetic sequence.0, - 
, - 3, - 
, ...
A. -3
B. 5
C. - 
Mathematics