Factor the polynomial by grouping.6x3 + 23x2 + 20x
A. x(2x + 5)(3x + 4)
B. x(2x + 4)(3x + 5)
C. 2x(x + 5)(3x + 4)
D. prime
Answer: A
Mathematics
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For the compound inequality, give the solution set in both interval and graph forms. 8x + 9 ? 1 or 8x + 9 ? 33
A. (-?, 3]
B. [-1, 3]
C. (-?, -1] ? [3, ?)
D. [-1, ?)
Mathematics
Determine the domain of f.f(x) = 
A. [-9, 9) ? (9, 23] B. [-9, 23] C. [9, 23] D. [-9, ?)
Mathematics
Evaluate the expression for the given values of the variables. -4.1x
for x = 9.61
A. -0.39401 B. -394.01 C. -39.401 D. -3.9401
Mathematics
Write the fraction as a decimal. Round to the nearest thousandth if necessary.
A. 5 B. 0.05 C. 2 D. 0.5
Mathematics