Multiply the real numbers. Write any improper fraction as a whole or mixed number where appropriate.(-9)(19)
A. 90
B. -171
C. -81
D. 18
Answer: B
Mathematics
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Use series to evaluate the limit.
A. 5 B. 1 C. -5 D. -1
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Simplify the rational expression.
A. 
B. 
C. 30r2s
D. 
Mathematics
Answer the question.What property of real numbers justifies the method of multiplying by the LCD of the parts? Why?
What will be an ideal response?
Mathematics
Find the nth term and the indicated term of the arithmetic sequence whose initial term, a, and common difference, d, are given.a = 71; d = -4an = ?; a6 = ?
A. an = 71 - 4n; a6 = 51 B. an = 71 - 4n; a6 = 23 C. an = 75 - 4n; a6 = 23 D. an = 75 - 4n; a6 = 51
Mathematics