Factor the trinomial completely.10x2 + 11xy - 6y2
A. (10x + 3y)(x - 2y)
B. (2x - 3y)(5x + 2y)
C. (2x + 3y)(5x - 2y)
D. prime
Answer: C
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Solve the problem.The time T in seconds for a pendulum of length L feet to make one swing is given by T = 2?
. How long is a pendulum if it makes one swing in 1.5 seconds? Use 3.14 for ?. Round to the nearest tenth when necessary.
A. 2.3 ft B. 90 ft C. 22.5 ft D. 14.3 ft
List all the transformations that must be applied to f(x) = sin x to obtain the graph of g(x).g(x) = -4 sin 
+ 3
A. The graph f(x) = sin (x) is shifted a distance of ?/12 to the left, stretched vertically by a factor of 4, translated 3 units upward, then reflected in the x-axis. B. The graph f(x) = sin (x) is shifted a distance of ?/12 to the right, stretched vertically by a factor of 4, translated 3 units upward, then reflected in the y-axis. C. The graph f(x) = sin (x) is shifted a distance of ?/12 to the right, stretched vertically by a factor of 4, translated 3 units downward, then reflected in the x-axis. D. The graph f(x) = sin (x) is shifted a distance of ?/12 to the right, stretched vertically by a factor of 1/4, translated 3 units downward, then reflected in the y-axis.