Factor by grouping.15x6 - 10x3 + 6x3 - 4
A. (5x3 - 2)(3x3 + 2)
B. (5x3 + 2)(3x3 - 2)
C. (5x6 + 2)(3x - 2)
D. (15x3 - 2)(x3 + 2)
Answer: B
Mathematics
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Construct a truth table for the statement.r ? ~p
A. 
| T | T | F |
F T T
F F T
B.
| T | T | F |
F T T
F F T
C.
| T | T | T |
F T F
F F F
D.
| T | T | T |
F T T
F F T
Mathematics
Find a and k and then evaluate the function. Round your answer to three decimal places when necessary.f(x) = 
with f(0) = 1 and f(1) = 0.5. Find f(2).
A. a = 2, k = ln(1.5), f(2) = 0.545 B. a = 2, k = ln(2.5), f(2) = 0.222 C. a = -2, k = ln(1.5), f(2) = 0.545 D. a = -2, k = ln(2.5), f(2) = 0.074
Mathematics
Add using columns.Add 7y5 - 2y4 and 9y5 - 7y4.
A. 7y9 B. 16y10 - 9y8 C. 16y5 - 9y4 D. 7y18
Mathematics
Divide using synthetic division.(x2 + 16x + 63) ÷ (x + 7)
A. x3 - 56 B. x + 9 C. x2 + 9 D. x - 56
Mathematics