Solve the problem.The sum of three numbers is 3. The first, minus the second, plus 4 times the third, is -10. The third, plus 2 times the first, plus the second, is 2. What are the numbers?
A. -1, -1, 5
B. 1, -5, 1
C. -1, 5, -1
D. No solution
Answer: C
Mathematics
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Solve the problem.The following table shows the rate of water flow (in gal/min) from a stream into a pond during a 30-minute period after a thunderstorm. Use the Trapezoidal Rule to estimate the total amount of water flowing into the pond during this period.
A. 9050.0 gal B. 9975 gal C. 9983.3 gal D. 11,350 gal
Mathematics
Find the inverse of the function.f(x) = 9x + 3
A. f-1(x) = log9(x - 9) B. f-1(x) = log9(x + 3) C. f-1(x) = log9(x - 3) D. f-1(x) = log9(x + 9)
Mathematics
Evaluate the expression x - y for the given values of the variables.x = -14, y = -1
A. -15 B. 13 C. -13 D. 15
Mathematics
Find the larger number.-6 and -9
A. -9 B. -6
Mathematics