x^2+8x+1=0 need solution set

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x^2+8x+1=0 solution set for quadratic equation

Jun 3rd, 2015

Please let me know if you need any clarification. I'm always happy to answer your questions.

x = [-b (+/-) sqrt[b^2-4ac]] / 2a 

x = [-8 (+/-) sqrt[8^2-4]] / 2 

x = [-8 (+/-) sqrt[64]] / 2 

x=(-8-+ 8)/2

x= -16/2 or 0/2

x= -8 or 0

Please let me know if you need any clarification. I'm always happy to answer your questions.
Jun 3rd, 2015

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Jun 3rd, 2015
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