Factor by grouping.12x3 + 20x2 + 3x + 5
A. (4x2 + 1)(3x + 5)
B. (4x2 - 1)(3x + 5)
C. (4x + 1)(3x + 5)
D. (4x2 + 1)(3x - 5)
Answer: A
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?Which of the following concepts is not related to finding the missing output? ?? InputOutput -13 023 ?
A. ?Finding the slope B. ?Finding the equation of the line. C. ?Rise over run. D. ?Plotting points given. E. ?None of the above.
Provide an appropriate response.For what values of x can we replace cos x by 
with an error of magnitude no greater than 
A. -0.416 ? x ? 0.416 B. -0.518 ? x ? 0.518 C. -0.262 ? x ? 0.262 D. -0.331 ? x ? 0.331
Provide an appropriate response.The middle value in a series of numbers arranged in order from smallest to largest is the:
A. mean B. range C. mode D. median
Solve.m2/5 + 2m1/5 - 15 = 0
A. 59,049, 9,765,625 B. -243, 3125 C. 243, -3125 D. 243