Solve the problem.The speed of light is 1.86 × 105 miles per hour. Write this speed in standard notation.
A. 186,000
B. 1,860,000
C. 18,600,000
D. 0.0000186
Answer: A
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Provide an appropriate response. Use a table of solutions to graph the quadratic equationy = -3x2
A. 
B. 
C. 
D. 
Find the equation of the axis of symmetry.f(x) = -(x + 3)2 + 9
A. x = 9 B. x = -3 C. x = -9 D. x = 3
Solve the problem.If n(A) = 46, n(B) = 45, and n(A ? B) = 85, find n(A ? B).
A. 6 B. 79 C. 91 D. 12
Solve the problem.Fred is in a row boat that is 6 miles from the shore of a lake. He wants to get to his house, which is 19 miles down the shore, as shown below. He will row to shore and then jog the remaining distance along the shore. He can row at 3 miles per hour and can jog at 6 miles per hour. At about what point along the shore should he beach the boat and jog the rest of the way if he wants to get home as soon as possible? Round your answer to the nearest tenth of a mile, if necessary.6 miles
? 19 miles
A. 17.6 mi from home B. 13.2 mi from home C. 15.5 mi from home D. 7.2 mi from home