Answer:
(b-4)(b-2) <-- Factored
OR
b=4
b=2 (if set to zero)
Step-by-step explanation:
b²-6b+8
1) Find two numbers that multiply to equal 8 and add to equal -6:
-4 and -2
2) Write them in an equation:
(b-4)(b-2)=0
3) Set both equations equal to zero:
b-4=0
b-2=0
4) Solve:
b=4
b=2
