Question

doy corona a quien responda​

Answer 1

Respuesta:

Explicación paso a paso:

$a.$    

 $x$

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$b.$    

 $x+y$

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$c.$

$x-y$

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$d.$

$x*y$

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$e.$

$\frac{x}{y}$

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$f.$

$x^{3}$

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$g.$

$3x^{2}$

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$h.$

$x^{2} +y^{2}$