Solve the problem.Working together, Rick and Juanita can complete a job in 6 hours. It would take Rick 9 hours longer than Juanita to do the job alone. How long would it take Juanita alone?
A. 15 hr
B. 6 hr
C. 9 hr
D. 3 hr
Answer: C
Mathematics
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Find the area enclosed by the given curves.y = 
x2, y = -x2 + 6
A. 16 B. 32 C. 8 D. 4
Mathematics
Solve the system of equations by substitution.
A. x = -3, y = 4; (-3, 4) B. x = 4, y = -3; (4, -3) C. x = -4, y = 0; (-3, 0) D. x = -3, y = -4; (-3, -4)
Mathematics
Solve the system of equations using the elimination method.
A. (-1, 5) B. (5, 1) C. (6, 0) D. No solution
Mathematics
For the graph of the function y = f(x), find the absolute maximum and the absolute minimum, if it exists.
A. Absolute maximum: none; Absolute minimum: f(1) = 2 B. Absolute maximum: none; Absolute minimum: none C. Absolute maximum: f(4) = 7; Absolute minimum: none D. Absolute maximum: f(4) = 7; Absolute minimum: f(1) = 2
Mathematics