Determine whether the given ordered pair is a solution to the system of equations.(1, -2)4x = -6 - y3x = -11 - 4y
A. Yes
B. No
Answer: B
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Write the coordinates for each point.
A. A(1, 3); B(1, -6) B. A(3, 18); B(1, -6) C. A(1, 3); B(-6, 1) D. A(1, 1); B(3, 1)
Solve the problem.If f(x) is a differentiable function and f ' (c) = 0 at an interior point c of f's domain, and if 
for all x in the domain, must f have a local minimum at x = c? Explain.
What will be an ideal response?
Refer to the double-bar graph below which shows the number of male and female athletes at a university over a four-year period. Solve the problem.
Which year had the greatest number of male athletes? What was the total number of male athletes that year?
A. 2005; 325 athletes B. 2004; 375 athletes C. 2005; 475 athletes D. 2005; 500 athletes
Factor the four-term polynomial by grouping.6x + 54 + xy + 9y
A. (y + 9)(x + 6) B. (y + 9)(6x + y) C. (x + 9)(6 + y) D. (x + 9y)(6 + y)