Decide whether the set of ordered pairs is a function.{(-7, 3), (-3, 4), (-2, 4), (4, 5)}
A. Function
B. Not a function
Answer: A
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Provide an appropriate response.If k represents any positive integer, what is true about the answer you get 
What will be an ideal response?
Determine whether the given value is a solution of the equation.20k + 62 = 4(5k + 14); 
A. A solution B. Not a solution
In the table, Y1 is defined as a quadratic function. Use the table to do the following: a. Determine the coordinates of the vertex of the graph. b. Determine whether the vertex is a minimum point or a maximum point. c. Find the minimum or maximum value of the function. d. Determine the range of the function.
A. a. (7, -3); b. minimum; c. -3; d. [-3, ?) B. a. (-3, 7); b. minimum; c. 7; d. [7, ?) C. a. (7, -3); b. maximum; c. -3; d. (-?, -3] D. a. (-3, 7); b. maximum; c. 7; d. (-?, 7]
Use the Gauss-Jordan method to solve the system of equations.9w + 7x - 5y - 2z = -218w + 5x - 8y - 2z = -299w + 7x + 6y + 3z = 18-5w - 2x + 7y + 9z = 15
A. (2, -3, 4, -1) B. (2, 3, -4, -2) C. (-1, 4, -5, 2) D. No solution