aiyleetreloar aiyleetreloar

22-05-2022
Mathematics

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PLEASE HELP ME WITH THIS QUESTION!!!

PLEASE HELP ME WITH THIS QUESTION class=

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Scabbers Scabbers

22-05-2022

9x²+3x-1=0

D=b²-4ac

= 3²-4×9×-1

=9+36

=45

x1= (-b+VD)/2a

= (-3+V45)/2×9

= (-3+3V5)/18

=(-1+V5)/6

x2=(-b-VD)/2a

=(-3-3V5)/18

=(-1-V5)/6

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