Simplify.
- 
+ 
A. - 
B. 
C. - 
D. 
Answer: D
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Find the center and radius of the circle with the given equation. x2 + y2 = 9
A. (3, 3); r = 3 B. (0, 0); r = 9 C. (0, 0); r = 3 D. (3, 3); r = 9
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 $1.01 to make each dog and $1.33 for each dinosaur. The company wants to minimize its costs. What are the coefficients of the dual objective function?
A. 1, 4, 1 B. 300, 700, 230 C. 1, 2, 1.01 D. 1.01, 1.33
Translate to an inequality.The diameter is less than 131 inches.
A. x ? 131 B. x ? 131 C. x < 131 D. x > 131
Solve.A bag contains 7 red marbles, 5 blue marbles, and 3 green marbles. What is the probability of choosing a blue marble when one marble is drawn?
A. 
B. 
C. 
D. 