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Given a triangle with a base of 42.20 ft and a height of 63.10 ft, find the area of the triangle.
If y = 2x + 1, what is the arithmetic mean of 2x, 2x, y, and 3y, in terms of x?
In theory, the weight of an observation is defined to be ______ to the variance (standard error squared) of the observation.
The table below gives the value of the linear function
x 2 3 4
f(x) a 8 b
A point is reflected first over the line y = x, then over the x-axis, then over the y-axis. The resulting point has the coordinates (73, 14). The coordinates of the original point were which of the following?