Which of the following expressions is not equivalent to:
4(3x2 + 6x)
a. 12x2 + 24x b. 2x(6x + 12) c. 6x(2x2 + 4x)

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

Which of the following graphs could represent a quartic function?

Ofis to ? o y=-3x-4o y=-3x+(-4)o y=-4 + 3xoy=-4-3x