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View Full Version : how do I get started graphing f(x) = x^2 - 6x + 8



v.lopez
05-17-2006, 12:31 PM
I need help with this problem it says to graph f(x)=x^2-6x+8.What are the roots of x^2-6x+8 What I know is to find the x-intersept of the graph of each function. but i don't know how to do this problem

I would appreciate if someone would help me Thank you

tkhunny
05-17-2006, 04:10 PM
Have you tried factoring?

Hint: (-2)*(-4) = +8