Explicación paso a paso:
[tex](x + 4) ^{2} = x {}^{2} + 8x + 16[/tex]
[tex](h + 4) {}^{2} = {h}^{2} + 8h + 16[/tex]
[tex](x + 13)(x + 5) \\ x {}^{2} + 5x + 13x + 65 \\ {x}^{2} + 18x + 65[/tex]
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Verified answer
Explicación paso a paso:
[tex](x + 4) ^{2} = x {}^{2} + 8x + 16[/tex]
[tex](h + 4) {}^{2} = {h}^{2} + 8h + 16[/tex]
[tex](x + 13)(x + 5) \\ x {}^{2} + 5x + 13x + 65 \\ {x}^{2} + 18x + 65[/tex]