Solve the inequality.x2 + 9x ? 0
A. (-?, 0] or [9, ?)
B. (-?, -9] or [0, ?)
C. [0, 9]
D. [-9, 0]
Answer: D
Mathematics
You might also like to view...
Find the slope of the line satisfying the given conditions.through (7, -7) and (6, 9)
A. 16
B. - 
C. 
D. - 16
Mathematics
Graph the function and determine if it has a point of discontinuity at x = 0. If there is a discontinuity, tell whether it is removable or non-removable.f(x) = 
A. 
Yes; removable
B. 
Yes; non-removable
C. 
No
D. 
No
Mathematics
Solve the equation.x + 10 + 2x = -20 - 2x - 25
A. 11 B. -11 C. 7 D. -7
Mathematics
Use the Gauss-Jordan method to solve the system of equations. 2x - 3y = 7 8x - 12y = -8
A. (4, 4)
B. 
C. (7, -8)
D. No solution
Mathematics