Multiply the real numbers. Write any improper fraction as a whole or mixed number where appropriate.14 ? (-19)
A. -247
B. 247
C. -266
D. -280
Answer: C
Mathematics
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Use a special product formula to simplify.[(7 - m) + n]2
A. m2 + n2 - 14m + 2mn + 14n + 49 B. m2 + n2 - 14m - 2mn + 14n + 49 C. m2 + n2 - 14m + 49 D. m2 + n2 + 2mn - 7n + 49
Mathematics
Perform the indicated operation.
A. 18.000 B. 17.356 C. 17.344 D. 17.354
Mathematics
Find the first term and the common ratio of the geometric sequence.1, 
, 5, 5
, . . .
A. a1 = 1, r = 5
B. a1 = 1, r = 
C. a1 = 
, r = 5
D. a1 = 
, r = 
Mathematics
Use a polar coordinate system to plot the point with the given polar coordinates.
A. 
B. 
C. 
D. 
Mathematics