Question

Use the binomial squares pattern to multiply (n³+3u)².

Answer 1

`n^6 +6n^3u +9u^2\\`

Explanation:

`(a+b)^(2) =a^(2) +2ab +b^(2)\\\\set \\\\a=n^(3) , b=3u\\\\(n^(3) + 3u)^(2) = (n^3)^2 +2(n^3)(3u) +(3u)^2\\\\\\simplify \\\\n^6 +6n^3u +9u^2\\`