Find the function represented by the line.
A. f(x) = -3x
B. f(x) = 3x
C. f(x) = x
D. f(x) = - x
Answer: C
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Solve the problem.In a town whose population is 3000, a disease creates an epidemic. The number of people, N, infected t days after the disease has begun is given by the functionN(t) = . Find the number of infected people after 10 days.
A. 2000 people. B. 2737 people C. 142 people D. 1000 people
Solve the problem.Sheri Thomas is paid a 7% commission rate plus a base salary of $1500 each month. Her sales last month were $6450. Find her gross earnings for the month.
A. $556.50 B. $1951.50 C. $1048.50 D. $1930.00
Solve the system analytically. x - y + 4z = 16-2x + 2y - 8z = 3 x + 2y + z = 11
A. ? B. {(3, 0, 4)} C. {(3, 4, 0)} D. {(0, 4, 3)}
Solve the logarithmic equation.log (x - 3) = 1 - log x
A. -2, 5 B. -5 C. 5 D. -5, 2