Factor completely.7x2 - 49x + 84
A. 7(x + 4)(x + 3)
B. (7x + 4)(x + 3)
C. (x + 4)(7x + 21)
D. 7(x - 4)(x - 3)
Answer: D
Mathematics
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List the set of odd numbers between 6 and 18.
A. {7, 9, 11, 13, 15, 17} B. {9, 11, 13, 15, 17} C. {8, 10, 12, 14, 16, 18} D. {7, 9, 11, 13, 15}
Mathematics
Construct a truth table for the statement.(p ? q) ? (~p ? q)
A. 
| T | T | T |
F T T
F F F
B.
| T | T | F |
F T F
F F F
C.
| T | T | T |
F T T
F F T
D.
| T | T | T |
F T T
F F T
Mathematics
Complete the indicated row operation.Replace R2 in 
with -4R1 + R2.
A. 
B. 
C. 
D. 
Mathematics
Write the conjugate of the expression.4 - 
A. 
B. 
- 4
C. -4 - 
D. 4 + 
Mathematics