Select the expression that is equivalent to (x + 4)2.
a. x2 + 4x + 16
b. x2 + 8x2 + 16
c. 2x + 8x + 16
d. x2 + 8x + 16

How many lines can be drawn through points j and k? 0 1 2 3

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28