Answer
y$^6$+4y$^3$+4
Work Step by Step
(A+B)$^2$=A$^2$+2AB+B$^2$
(2+y$^3$)$^2$
(2)$^2$+2(2)(y$^3$)+(y$^3$)$^2$
4+4y$^3$+y$^6$
y$^6$+4y$^3$+4
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