Find the lcm of the pair of polynomials. 2x^2-18 and 5x^3+30x^2+45x a)(x+3)^2(x-3) b)(x-3)^2(x+3) c)10x(x+3)(x-3) d)10x(x+3)^2(x-3)

Which system of linear inequalities is represented by the graph? !

Francis is getting new carpet tiles in his living room and den. his living room and den are connected. he needs to figure out how much carpet he needs and the cost involved. if each tile costs $2.00 per sq ft, how much would it cost to have new tile put in the den? a) $24 b) $36 c) $48 d) $54 plz awnser soon

You are studying for your final exam of the semester. up to this point, you received 3 exam scores of 67%, 68%, and 78%. to receive a grade of c in the class, you must have an average exam score between 70% and 79% for all 4 exams including the final.