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how do i factor 5 and -6x 

5          6

--------------

1*5      ?

Guest Feb 16, 2017
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 #1
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0

x^2-6x+5

 

You must look for two numbers that multiply to +5

SO they will have to be BOTH negative or BOTH positive (becausee they multiply to a positive)

 

They also have to add to -6     SO they both must be negative.

 

The only posibility is  -5 and -1

 

S0

 

x^2-6x+5 = (x-5)(x-1)

Melody  Feb 16, 2017

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