Write this polynomial in descending order. Enter exponents using the caret (^). For example, enter x2 as x^2. –7 + 8x2 – 4x

Which expression is equivalent to (9x - 3 1/ + 1 3/8)

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 distance between (7,-6) and (-3,-9)