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04-06-2020
Mathematics

contestada

Which of the following are solutions to the quadratic equation x squared plus 8x=9

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katehagemeier katehagemeier

04-06-2020

Answer:

X=1 x=-9

Step-by-step explanation:

(x^2)+8x=9

(x^2)+8x-9=0

(x-1)(x+9)=0

x=1 x=-9

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