Which of the following has a graph that is a straight line? (4 points) equation 4: y = 3x3 equation 3: y = 2x2 + 4 equation 1: y = 2x + 7 equation 2: y2 = x − 1

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?

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

Explain how you can find the missing fraction in 3 4/5 / (blank) 2 5/7. then find the missing fraction.