How many 4 person committees are possible from a group of 12?

Which of the symbols correctly relates the two numbers below check all that apply 6? 6

How many lines can be drawn through points j and k? 0 1 2 3

Select the correct answer from the drop-down menu. subtracting 3xy^2 from 8xy^2 gives the same result as the expression. [tex]3xy ^{2} - 8xy ^{2} [/tex][tex] { - 7xy}^{2} - {2xy}^{2} [/tex][tex] {7xy}^{2} - {2xy}^{2} [/tex]