Which expression is equivalent to this polynomial? 9x^2 + 4

A. (3x + 2i)(3x − 2i)
B. (3x + 2)(3x − 2)
C. (3x + 2i)^2
D. (3x + 2)^2

A. (3x + 2i)(3x − 2i)

I hope this helps.

Rectangle pqrs has length a and width 4b. the x-axis bisects ps and qr what are the coordinates of the vertices

Which points are solutions to the linear inequality y < 0.5x + 2? check all that apply. (–3, –2) (–2, 1) (–1, –2) (–1, 2) (1, –2) (1, 2)

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.