Solve the problem.Suppose that 
= -2. Find 
and 
.
A. 3; -2
B. 0; 2
C. -2; 2
D. 0; -2
Answer: B
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Graph the parabola.y = - 
x2
A. 
B. 
C. 
D. 
Find the reference angle of the given angle.-57°
A. 123° B. 33° C. 57° D. 147°
Graph the function. Let f(x) = 
represent the floor function and let g(x) = 
represent the ceiling function.f(x) = 
- 1
A. 
B. 
C. 
D. 
Write a linear inequality in two variables to represent the situation.A woman works out by running and swimming. When she runs, she burns 7 calories per minute. When she swims, she burns 9 calories per minute. She wants to burn at least 378 calories in her workout. Write an inequality that describes her options for the number of minutes of running, x, and the number of minutes of swimming, y, in a workout.
A. 9x + 7y ? 378 B. 7x + 9y ? 378 C. 7x + 9y + 378 ? 0 D. 7x + 9y ? 378