x2 + y2 = 22; x+y = 6 , calcula xy AYUDAAAA SI NO SABES NO RESPONDAS PORFA.... Question from @jeykob040586

December 2023 1 11 Report

x2 + y2 = 22; x+y = 6 , calcula xy AYUDAAAA SI NO SABES NO RESPONDAS PORFA

Respuesta:

Explicación paso a paso:

usaremos esta formula

[tex](x+y)^{2} =x^{2} +2xy+y^{2}[/tex]

luego reemplazamos

[tex]6^{2} =22+2xy\\36=22+2xy\\14=2xy\\xy=7[/tex]

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