For the given geometric sequence, find an and the sum of the terms from a1 to an. 3, -9, 27, -81 ... ; find a7
A. -81; 1641
B. 2187; 1641
C. 2187; 21
D. 732; -21
Answer: B
Mathematics
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Use the distributive property to multiply. Then, if possible, simplify the resulting expression.3(7 + m)
A. 21m B. 21 + m C. 21 + 7m D. 21 + 3m
Mathematics
Use conversion factors to convert the units of measure.9,000 pounds to tons Express the answer as a mixed number.
A. 3
T
B. 4
T
C. 9 T
D. 6 T
Mathematics
Use the given graph of a rational function r(x) to solve the problem.Find all values x such that r(x) = 3.
A. -1 B. -3 C. 0 D. 1
Mathematics
Solve the problem.A coffee can comes packed with enough ground coffee to make 99 cups of coffee. After 45 cups have been made, how many cups of coffee can be made with the remaining ground coffee?
A. 44 cups B. 54 cups C. 134 cups D. 144 cups
Mathematics