Evaluate the exponential expression.-63
A. -216
B. -18
C. 216
D. 18
Answer: A
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Find the linear approximating polynomial for the function centered at a.f(x) = 
, a = 27
A. p1(x) = 
x + 1
B. p1(x) = 
x + 6
C. p1(x) = 
x + 2
D. p1(x) = 
x + 1
Use the table to solve the problem. Round to the nearest cent.
Lexi can invest $7,330 for 3 years at 8% compounded quarterly. Find the future value.
A. $9,296.20 B. $92,336,743.00 C. $9,089.20 D. $184,581,861.00
Translate the problem to a system of equations, then solve using Cramer's Rule.Twice the water flow in the hot-water pipe is the same as three times the flow in the cold-water pipe. The combined flow is 1200 liters per hour. What is the flow in each pipe?
A. 600 liters/hr hot, 400 liters/hr cold B. 400 liters/hr hot, 600 liters/hr cold C. 720 liters/hr hot, 480 liters/hr cold D. 480 liters/hr hot, 720 liters/hr cold
Solve.The value of a particular investment follows a pattern of exponential growth. In the year 2000, you invested money in a money market account. The value of your investment t years after 2000 is given by the exponential growth model 
By what percentage is the account increasing each year?
A. 6.8% B. 6.1% C. 6.5% D. 6.7%