Factor.x2 - x - 63
A. (x + 7)(x - 9)
B. (x - 7)(x + 9)
C. (x - 63)(x + 1)
D. Prime
Answer: D
Mathematics
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Construct a truth table for the statement.~((w ? q) ? s)
A. 
| T | T | T | F |
T F T F
T F F T
F T T F
F T F T
F F T F
F F F T
B.
| T | T | T | T |
T F T T
T F F F
F T T T
F T F F
F F T T
F F F F
Mathematics
Identify where f is increasing and where f is decreasing.f(x) = x2 + 3
A. increasing: [3, ?); decreasing: never B. increasing: (-?, 0]; decreasing [0, ?) C. increasing: (-?, ?); decreasing: never D. increasing: [0, ?); decreasing (-?, 0]
Mathematics
Divide.- 
÷ (-5)
A. 
B. 
C. 
D. - 
Mathematics
Find the value of the determinant.
A. -21 B. -27 C. 27 D. -75
Mathematics