Multiply.-16 ? (-4)
A. 68
B. 64
C. -80
D. 80
Answer: B
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Solve the problem.Kevin invested money in a savings account at a rate of 5% simple interest. After one year, he has $4935.00 in the account. How much did Kevin originally invest?
A. $4700.00 B. $51.95 C. $4930.00 D. $5194.74
Simplify the expression.6 - 2(s - 9t)
A. 6 + 2s - 18t B. 6 - 2s + 18t C. 6 + 2s + 18t D. 6 - 2s - 18t
Solve the problem.One rope pulls a barge directly east with a force of 65 newtons, and another rope pulls the barge directly north with a force of 72 newtons. Find the magnitude of the resultant force acting on the barge.
A. 97 newtons B. 7 newtons C. 4680 newtons D. 137 newtons
Find the function value.Let f(x) = e-x. Find f(3.9), rounded to four decimal places.
A. 1.4347 B. 10.6013 C. 49.4024 D. 0.0202