. It is 10:45 a. m. and Matthew must start work in 3 hrs and 15 minutes. At what time does Matthew starts working on a 24 hour clock?

Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]

Aword processing program requires a 7- digit registration code made up of the digits 1,2,4,5,6,7 and 9 each number has to be used and no number can be used mor than once how many codes are possible