√126 rational or irrational

The first side of a triangle measures 5 in less than the second side, the third side is 3 in more than the first side, and the perimeter is 17 in. how long is the third side? if s represents the length of the second side, which of the following represents the length of the third side? s-5 ws-2 s+ 3 next question ask for turn it in

Find cot x if sin x cot x csc x = √2

Astudent showed the steps below while solving the inequality |x-4|< 1 by graphing.