Which of the following must be true for an expression to be a difference of
two squares?

Find the value of x. give reasons to justify your solutions! h ∈ ig

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

An expression for the average of x 2x and 3y