find formulas for the entries of mn, where n is a positive integer. (your formulas should not contain complex numbers.)

Aladder that is 30 ft long needs to reach 27 ft up a building. what should the angle of the vertical be?

Asap i need it now choose all the answers that apply. sex-linked disorders affect males more than females affect females more than males can be carried by females, without being expressed are always expressed in males are caused by genes carried on the x and y chromosomes

Don't know how to find x given these segment lengths