Which function has two x-intercepts, one at (0,0) and one at (4, 0)?
f(x) = x(x – 4)
f(x) = x(x + 4)
f(x) = (x - 4)(x – 4)
f(x) = (x + 4)(x + 4)

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?

If you answer 2+2 you will get over 80 points

The measure of an angle is 117°. what is the measure of a supplementary angle?