Do You KNOW HOW? Find the value of cthat makes each expression
a perfect-square trinomial.
6. x2 + 26x + c
7. x2 + 2x + c
8. X2 + 18x + c

Find the solution of system of equation y= x-4 y=4x+2

Four airplanes carrying a total of 400 passengersarrive at the detroit airport. the airplanes carry, respectively,50, 80, 110, and 160 passengers.a) one of the 400 passengers is selected uniformly at random.let x denote the number of passengers that were on theairplane carrying the randomly selected passenger. find var(x)for x as given in the problemb) one of the 4 airplane drivers is also selected uniformly atrandom. let y denote the number of passengers on the chosen driver’s airplane. find var(y) for y as given in the problem

Give all possible names for the line shown.calculation tip: lines can be written with either point first.