Determine whether the equation defines y as a function of x. y = 2x2 - 8x + 9
A. function
B. not a function
Answer: A
Mathematics
You might also like to view...
Solve using Cramer's Rule.
A. (-2, -3) B. (3, -2) C. (2, -3) D. (-3, 2)
Mathematics
Determine whether the line's slope is positive, negative, zero, or undefined.
A. undefined slope B. zero C. negative D. positive
Mathematics
Find the center (h, k) and the radius r of the circle.x2 + y2 - 10x + 6y + 19 = 0
A. (h, k) = (5, -3), r = 
B. (h, k) = (-5, 3), r = 
C. (h, k) = (5, -3), r = 15
D. (h, k) = (-5, 3), r = 15
Mathematics
Tell whether the number is a solution of the given equation or inequality.-7; 2x = -14.
A. Yes B. No
Mathematics