The commissioner of the City of Newton Department of Public Works estimates that the number of people in the city who have been recycling their magazines in year t following the introduction of the recycling program at the beginning of 1990 is
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Find the average number of people who will have recycled their magazines during the first 7 years since the program was introduced. Round to the nearest integer.
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__________ people
Fill in the blank(s) with the appropriate word(s).
12,880
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Perform the indicated operation and simplify. Write the answer in the form a + bi.(8 - 2i)(2 + 3i)
A. 22 - 20i B. -6i2 + 20i + 16 C. 22 + 20i D. 10 - 28i
It is not apparent from the standard viewing window whether the graph of the quadratic function intersects the x-axis once, twice, or not at all. Experiment with various windows to determine the number of x-intercepts. If there are x-intercepts, give their values to the nearest hundredth.y = x2 + 7.9x + 15.6025
A. Two; (-3.95, 0) and (-3.90, 0) B. One; (-3.95, 0) C. One; (-4.25, 0) D. None
Convert the radical expression to its rational exponent form and then simplify. Assume that all variables represent positive numbers.
A. 
B. 31/4x1/4
C. 31/12x1/12
D. 31/3x1/3
Make a scatterplot by plotting the four points.(2, -6), (-5, 5), (-1, -1), (6, 0)
What will be an ideal response?