What are the solutions of the quadratic equation (x - 8)2 - 13(x - 8) + 30 = 0? use u substitution to solve.
x = -11 and x = -18
x=-2 and x = 5
x = 2 and x = -5
x= 11 and x = 18

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?

Asequence is defined recursively using the formula f(n + 1) =f(n) - 5. which sequence could be

The mean of 10 values is 19. if further 5 values areincluded the mean becomes 20. what is the meanthese five additional values? a) 10b) 15c) 11d) 22