Solve the logarithmic equation. Be sure to reject any value that is not in the domain of the original logarithmic expressions. Give the exact answer.2log x = log 100
A. {±10}
B. {-10}
C. 
D. {10}
Answer: D
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Write the polynomial in descending order.k3 - 5k + 1 - 9k2
A. k3 - 5k - 9k2 + 1 B. k3 - 9k2 - 5k + 1 C. -9k2 - 5k + k3 + 1 D. 1 - 5k - 9k2 + k3
Solve the problem.A new car dealership sold 333 cars in 2000, and sales are increasing by about 38 cars per year. Let s be the number of cars sold in the year that is t years since 2000. Find an equation for a linear model to describe this situation.
A. s = 333t + 38 B. s = (2000)(38)t + 333 C. s = 38t + 333 D. s = 371t + 333
Solve the problem.What is the rate on an investment that doubles $2520 in 17 years? Assume interest is compounded quarterly.
A. 4.1% B. 5.1% C. 3.1% D. 2.0%
Graph the function.Use the graph of f(x) = 2x to obtain the graph of g(x) = 2x + 2 + 1.
A. 
B. 
C. 
D. 