Solve the equation by factoring.4x2 - 28x + 40 = 0
A. {4, 2, 5}
B. {2, 5}
C. {-2, -5}
D. {0, 2, 5}
Answer: B
Mathematics
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List the potential rational zeros of the polynomial function. Do not find the zeros.f(x) = 6x4 + 2x3 - 4x2 + 2
A. ± 
, ± 
, ± 
, ± 
, ± 1, ± 2
B. ± 
, ± 
, ± 1, ± 2, ± 3, ± 6
C. ± 
, ± 
, ± 
, ± 1, ± 2
D. ± 
, ± 
, ± 
, ± 
, ± 1, ± 2, ± 3
Mathematics
Solve the problem.If the lengths of the sides of a square are tripled, by what factor will the area change?
A. 6 B. 3 C. 27 D. 9
Mathematics
Find the product.25 ? (-2) ? 61 ? 2
A. -1525 B. 1525 C. -6100 D. 6095
Mathematics
Determine what kind of function might be used as a model for the data.
A. Quadratic: f(x) = ax2 + bx + c, a > 0 B. Polynomial, but neither quadratic nor linear C. Linear: f(x) = mx + b D. Quadratic: f(x) = ax2 + bx + c, a < 0
Mathematics