Divide and simplify completely: -12 ÷ 
A. -
B. -20
C. 
D. -
Answer: B
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Graph the function.y = - 
A. 
B. 
C. 
D. 
Solve the problem.If a satellite is placed in a circular orbit of 390 kilometers above the Earth, what is the equation of the path of the satellite if the origin is placed at the center of the Earth (the diameter of the Earth is approximately 12,740 kilometers)?
A. x2 + y2 = 45,697,600 B. x2 + y2 = 172,396,900 C. x2 + y2 = 40,576,900 D. x2 + y2 = 152,100
Tell whether the expression is a monomial. If it is, name the variable(s) and coefficient, and give the degree of the monomial.- 
A. Monomial; variables x, y; coefficient -5; degree 6 B. Monomial; variables x, y; coefficient -5; degree 3 C. Monomial; variables x, y; coefficient -5; degree 9 D. Not a monomial
Given an infinite sequence with an = 4n + 8, find a31.
A. a31 = 132 B. a31 = 156 C. a31 = 63 D. a31 = 116