Solve the problem.Assume that a savings account earns interest at the rate of 2% compounded monthly. If this account contains $1000 now, how many months will it take for this amount to double if no withdrawals are made?

A. 408 months
B. 12 months
C. 450 months
D. 417 months


Answer: D

Mathematics

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Solve the problem.The derivative of a function can be used to find the slope of the line tangent to its graph. If the slope of the line tangent to the graph of f(x) = -x3 + 7 at (3, -20) is -27, write the equation of this tangent line.

A. y = -27x + 47 B. y = -27x + 61 C. y = -27x - 61 D. y = -27x - 47

Mathematics

Solve the problem.The population of a small town is given by the table. If the population is modeled by p(t) = at2 + b where t is in years and  corresponds to the year 1980 and  corresponds the year 1990, find a.

A. 32 B. 14 C. 16 D. 28

Mathematics

Provide an appropriate response.When you add fractions with the same denominator, you add the  and then place that number over the denominator and  to the lowest terms.

Fill in the blank(s) with the appropriate word(s).

Mathematics

Use the leading-term test to match the function with the correct graph.f(x) = -0.6x6 - x5 + 5x4 - 4x3 - 6x2 + x - 3

A.

B.

C.

D.

Mathematics