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14-06-2017
Mathematics

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What value of g makes the equation true?(x-3)(x+5)=x^2+gx-15
-8
-2
2
8

Respuesta :

konrad509 konrad509

14-06-2017

[tex](x-3)(x+5)=\\ x^2+5x-3x-15=\\ x^2+2x-15[/tex]

So [tex]g=2[/tex]

Answer Link

ghanami ghanami

14-06-2017

hello :
(x-3)(x+5)=x²+5x-3x-15 = x²+2x-15
value of g is : g=2

Answer Link

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