Factorize the following quadratic expressions a) x^2 − 11x – 42

b) x^2 − 12x − 45

c) x^2 − 7x – 30

d) x^2 − 5x − 24

e) 3x^2 + 10x + 8

Alocal hamburger shop sold a combined total of 601 hamburgers and cheeseburgers on friday. there were 51 more cheeseburgers sold than hamburgers. how many hamburgers were sold on friday? a local hamburger shop sold a combined total of hamburgers and cheeseburgers on friday. there were more cheeseburgers sold than hamburgers. how many hamburgers were sold on friday?