find all the integral zeros of polynomial f (Y)=Y^3-2y^2+ Y + Y
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heya here's ur answer...
\begin{gathered}f(y) = {y}^{3} - 2 {y}^{2} + y + 4 \\ \: \: \: \: \: \: \: \: \: \: = {0}^{3} - 2 ({0}^{2}) + 0 + 4 \\ \: \: \: \: \: \: \: \: \: \: =0 - 0+0 \ +4 \\ \: \: \: \: \: \: \: \: \: \: = 4 \end{gathered}
f(y)=y
3
−2y
2
+y+4
=0
3
−2(0
2
)+0+4
=0−0+0 +4
=4
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