If the statement is true for all sets c and d, write "true." if it is not true for all sets c and d, write "false." assume that c ≠ ∅, u ≠ ∅, and c ⊂ u.

50 ! pls ! 12.  building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.

a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.

Use set builder notation to represent the following set: { -3, -2, -1, 0}

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