Question 1: Given a polynomial equation P(x)=0, which two expressions could be a pair of irrational roots of the equation?

Select two answers.

a. −2–√+3

b. 2–√−3

c. 2−3–√

d. 3–√−2

e. 2+3–√

Question 2: Which expression correctly shows 20x^4−25x^3+60x^2−75x factored completely over the integers?

a. (x^2+3)(4x−5)

b. 5x(x^2+3)(4x−5)

c. 5x(x^2−3)(4x+5)

d. 5x^2(x+4)(3x−5)

Question 1 of 10 2 points different groups of 50 graduates of an engineering school were asked the starting annual salary for their first engineering job after graduation, and the sampling variability was low. if the average salary of one of the groups was $65,000, which of these is least likely to be the average salary of another of the groups? o a. $64,000 o b. $65,000 o c. $67,000 o d. $54,000

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.

Find the solution set for this equation: t^2+7t=0 separate the two values with a comma.