Solve the problem.Find the equation of a circle in standard form that is tangent to the line x = -3 at (-3, 5) and also tangent to the line x = 9.
A. (x - 3)2 + (y + 5)2 = 36
B. (x - 3)2 + (y - 5)2 = 36
C. (x + 3)2 + (y + 5)2 = 36
D. (x + 3)2 + (y - 5)2 = 36
Answer: B
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Write an expression to state the problem and simplify.A stack of currency contains 50 bills. In the stack are x $20 bills. The rest are $50 bills. How much money is in the stack of bills?
A. 20x + 50(50 - x); -30x + 2500 dollars B. 20x - 50(50 - x); 70x - 2500 dollars C. 20x + 50(50 - x); 30x + 2500 dollars D. Cannot be solved
Determine from the graph whether the function has any absolute extreme values on the interval [a, b].
A. Absolute maximum only. B. No absolute extrema. C. Absolute minimum only. D. Absolute minimum and absolute maximum.
Graph.y =log1/3x
A. 
B. 
C. 
D. 
Use scientific notation to solve the problem.The distance from the earth to the sun is 9.29 × 107 miles. How long would it take a rocket, traveling at 2.9 × 103 miles per hour, to reach the sun?
A. 3.2 × 104 hr B. 3.2 × 103 hr C. 3.2 × 102 hr D. 3.2 hr