Find the midpoint of the segment joining the points (7,-4) and (9,4).
a). (8,0)
b). (2,-8)
c). (0,2)
d). (0,8)
e). (-8,0)

The number of nails of a given length is normally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. find the number of nails in a bag of 120 that are less than 4.94 in. long.

For each polynomial, determine the degree and write the polynomial in descending order. a. –4x^2 – 12 + 11x^4 b. 2x^5 + 14 – 3x^4 + 7x + 3x^3

What is the slope of the line? a. -5/2 b.2/5 c. 5/2 d.7/2