SOLUTION: 5x4+x3-3x by x-2 from divisor x+a here x=2 my quetion is here i can not understand that what is x+a and why a=2 plz tell me from where "a" came

Question 749092: 5x4+x3-3x by x-2
from divisor x+a here x=2
my quetion is here i can not understand that what is x+a and why a=2
plz tell me from where "a" came
Answer by timvanswearingen(106) (Show Source): You can put this solution on YOUR website!
x+a is the general form of the divisor...and you have a divisor of x-2:

Subtract x from both sides:

Sounds like you'll be doing synthetic division. Hopefully you'll know what to do from here.
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