Solve the problem.The speed of a vehicle is inversely proportional to the time it takes to travel a fixed distance. If a vehicle travels a fixed distance at 60 miles per hour in 20 minutes, how fast must it travel to cover the same distance in 10 minutes?
A. 120 miles per hour
B. 30 miles per hour
C. 
miles per hour
D. 
miles per hour
Answer: A
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Explain how to obtain the graph of the given quadratic function from the graph of 
f(x) = -4(x - 5)2 + 8
A. Take the graph of y = x2 and shift it 5 units to the left, shift it 8 units up, vertically stretch it by a factor of +4, and the graph will open downward. B. Take the graph of y = x2 and shift it 5 units to the right, shift it 8 units up, vertically compress it by a factor of +4, and the graph will open downward. C. Take the graph of y = x2 and shift it 5 units to the right, shift it 8 units up, vertically stretch it by a factor of +4, and the graph will open downward. D. Take the graph of y = x2 and shift it 5 units to the left, shift it 5 units down, vertically stretch it by a factor of +4, and the graph will open upward.
Decide whether the given sequence is finite or infinite.10, 11, 12, 13
A. Finite B. Infinite
Find the y-intercept of the polynomial function.f(x) = -x2(x + 4)(x - 9)
A. -9 B. -36 C. 36 D. 0
Solve the problem.Find the measures of the complementary angles.
A. 39°, 51° B. 43°, 47° C. 36°, 54° D. 36°, 144°