Determine the solution set of the inequality from the given graph.x3 - 7x2 ? 6x - 72 
x-intercepts: (-3, 0), (4, 0), (6, 0)
A. (-?, -3) ? (4, 6)
B. (-?, -3] ? [4, 6]
C. (-?, -3) ? (4, ?)
D. (-?, -3] ? [4, ?)
Answer: B
Mathematics
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Factor the trinomial, or state that the trinomial is prime. Check your factorization using FOIL multiplication.6x2 + 19x + 10
A. (x + 2)(6x + 5) B. (3x - 2)(2x - 5) C. (3x + 2)(2x + 5) D. (2x + 2)(3x - 5)
Mathematics
Simplify.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Find k if x = 
is a solution of the equation kx2 + x - 9 = 0.
A. k = 
B. k = 
C. k = 
D. k = 
Mathematics
Perform the row operation(s) on the given augmented matrix.R2 = -2r1 + r2 
A. 
B. 
C. 
D. 
Mathematics