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Mathematics
Problem
For the polynomial
r
(
x
)
=
x
2
−
4
x
+
3
r(x)=x^{2}-4x+3
r
(
x
)
=
x
2
−
4
x
+
3
, show that each of the following values is a zero of
r
(
x
)
r(x)
r
(
x
)
. a. (i)
x
=
1
x=1
x
=
1
b. (ii)
x
=
3
x=3
x
=
3
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