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КоккуриСан
@КоккуриСан
August 2022
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Решите с помощью способа группировки x^2-x-42=0
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verakim02
X^2-x-42=0
(x-2x*0.5+0.5^2)-42.25=0
(x-0.5)^2=42.25
x-0.5=6.5 x-0.5=-6.5
x=7 x=-6
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Answers & Comments
(x-2x*0.5+0.5^2)-42.25=0
(x-0.5)^2=42.25
x-0.5=6.5 x-0.5=-6.5
x=7 x=-6