Factor completely. If the polynomial cannot be factored, write "prime."8x3 - 6x2 - 9x
A. x(4x + 3)(2x - 3)
B. x(8x + 1)(x - 9)
C. (x2 - 3)(8x + 3)
D. (4x - 3)(2x + 3)
Answer: A
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Determine the number that will complete the square to solve the equation after the constant term has been written on the right side. Do not actually solve.3x2 + x + 4 = 0
A. 
B. 
C. 36
D. - 
Use the square root property to solve the equation.(9 - 16x)2 = 85
A. 
B. 
C. 
D. 
Solve the linear inequality. Other than ?, use interval notation to express the solution set and graph the solution set on a number line.-3x ? -3(x - 4)
A. ?
B. (-?, -4]
C. [-4, ?)
D. (-?, ?)
Solve the problem.Mary has a photo frame with outside measurements of 12 in. by 16 in. The width of the frame itself is 2 in. What is the area of the biggest photograph that can be shown (completely) within this frame? What is the perimeter of such a photograph?
A. 192 in.2; 56 in. B. 140 in.2; 48 in. C. 96 in.2; 40 in. D. 96 in.2; 48 in.