Suppose a normal distribution has a mean of 26 and a standard deviation of 4. What is the probability that a data value is between 28 and 31? Round your
answer to the nearest tenth of a percent.
O A. 22.3%
O B. 20.3%
O c. 19.3%
O D. 21.3%

How does the graph of y = 3x compare to the graph of y = 3-x?

(-y to the power of 2 - 4y- to the power of 2 -6 y +3)

Aconstruction worker needs to put a rectangular window in the side of a building he knows from measuring that the top and bottom of the window have a width of 8bfeet and the sides have a length of 15 feet he also measured one diagonal to be 17 feet what is the length of the other diagonal