Which product of prime polynomials is equivalent to 4x5 – 6x4 + 4x3 – 6x2?
1.2x2(x2 + 1)(2x – 3)
2.2x2(x2 – 1)(2x + 3)
3.x2(x2 + 1)(2x – 3)
4.2(x2 – 1)(2x + 3)

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

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

Given the diagram below, michael writes, "segment ac is congruent to segment ac." which of the following reasons allow him to write this statement?