Answer:
Step-by-step explanation:
x^2-19x-20
=x^2-(20-1)x-20
=x^2-20x+x-20
=x(x-20)+1(x-20)
=(x-20)(x+1)
1.62533254
2005
hope this helps
1/3
reduce 2/6 by dividing by 2
