Solve the system by substitution.x - y2 = 0x - 16 = 0
A. (16, ±4)
B. (±4, 16)
C. (16, 4)
D. (16, ±16)
Answer: A
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Construct a truth table for the statement.(~p ? ~q) ? ~(q ? p)
A. 
| T | T | T |
F T T
F F T
B.
| T | T | T |
F T F
F F T
C.
| T | T | T |
F T T
F F F
D.
| T | T | F |
F T F
F F F
Graph the function.y = sin 3x + cos 2x
A. 
B. 
C. 
D. 
A toy making company has at least 300 squares of felt, 700 oz of stuffing, and 230 ft of trim to make dogs and dinosaurs. A dog uses 1 square of felt, 4 oz of stuffing, and 1 ft of trim. A dinosaur uses 2 squares of felt, 3 oz of stuffing, and 1 ft of trim.It costs the company $1.30 to make each dog and $1.86 for each dinosaur. The company wants to minimize its costs. What are the constants in the corresponding dual model?
A. 4, 3 B. 300, 700, 230 C. 1, 2 D. 1.30, 1.86
Solve the three-part inequality. Write your answer in interval notation.2 < 2x + 4 ? 10
A. (-1, 3) B. [-1, 3] C. (-1, 3] D. [-1, 3)