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Mathematics 8 Online
OpenStudy (anonymous):

Please help for which of the following equations are x=5 and x=-5 both solutions? A. x2-x^2 -5x -25=0 B. x^2 + 25=0 C. x^2 +10x -25=0 D. x^2 -25=0

OpenStudy (anonymous):

just multiply it

OpenStudy (anonymous):

multiply what?

OpenStudy (anonymous):

x=5 >> x-5=0 x=-5 >> x+5=0

OpenStudy (anonymous):

it was a nonliner function, it usually made up of 2 root

OpenStudy (anonymous):

ok I get it

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