help me i do not get this

User Generated

cyrnfruryc

Mathematics

Description

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Explanation & Answer

use the formula,

x = (-b +- sqrt ( b^2 - 4ac)/2

here, a = 1, b=9 and c= 9

putting in above formula,

you will get that 1st option is the correct answer!


Please appreciate my help, by selecting my answer as the best, and add me as your tutor, Thanks!



Anonymous
I was having a hard time with this subject, and this was a great help.

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