Find the distance between the two points on the coordinate plane. If necessary, round the answer to the nearest thousandth.(5, -4) and (6, -7)
A. 8 units
B. 4 units
C. 8
units ? 11.314 units
D. 
units ? 3.162 units
Answer: D
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The graph of ax2 + bx + c is given. Use this graph to solve ax2 + bx + c = 0, if possible.
A. -3 B. 0 C. No real solutions D. 3
Use a graphing calculator to determine which expression completes the identity.The expression 
is to be the left hand side of an equation that is an identity. Which one of the following four expressions can be used as the right hand side of the equation to complete the identity?
A. csc2x B. sec2x C. -cos2x D. tan2x
Solve the problem.The annual precipitation for one city is normally distributed with a mean of 289 inches and a standard deviation of 3.2 inches. In what percentage of years is the rainfall greater than 295.4 inches?
A. 5% B. 2.5% C. 34% D. 16%
Approximate, to the nearest thousandth, the average rate of change of f from 0 to 
.f(x) = cos 
x
A. 0 B. 0.097 C. -0.006 D. -0.097