Factorize (x^3-3x^2-9x+5)
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Answer:
x= 5, -1
Step-by-step explanation:
by synthetic division method,
x2-4x-5=0
x2-5x+x-5=0
x (x-5)+1 (x-5) =0
(x+1)(x-5)=0
x=-1,5
ok done
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