Hi,

f(x)=x^3-10x^2+31x-30

Find all zero of f(x), given that 5 is a zero.

using Synthetic Division

5	1	-10	31	-30

 	 	  5	-25	30

 	1	-5	6	0

 

f(x)=

zeros are 2,3,5

 



 

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