The first several terms of a sequence are given. Find the indicated partial sum.-243, 729, -2187, 6561, . . . ; S5
A. - 9720
B. - 14823
C. -19,683
D. 44226
Answer: B
Mathematics
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Rationalize the denominator. 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A sports cooler contains 4
gallons of liquid. If a basketball team drinks 1
gallons during a game, how much liquid is left in the cooler?
A. 6
gallons
B. 1
gallons
C. 2
gallons
D. 
gallons
Mathematics
Solve the formula for the specified variable.I = 
for n
A. n = 
B. n = IR(Ir - E)
C. n = 
D. n = 
Mathematics
Solve the problem.A certain radioactive isotope has a half-life of 231 years. Determine the annual decay rate, k.
A. 0.135% B. 0.265% C. 0.195% D. 0.3%
Mathematics