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ROSSIASTRANA
@ROSSIASTRANA
July 2022
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найдите корни уравнения 2x^2-3x=1/4
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армения20171
Verified answer
2х²-3х=1/4
8х²-12х-1=0
Д=12²+4•8=144+32=176=16•11
х=(12±4√11)/16=(3±√11)/4
х1=(3+√11)/4
х²=(3-√11)/4
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Answers & Comments
Verified answer
2х²-3х=1/48х²-12х-1=0
Д=12²+4•8=144+32=176=16•11
х=(12±4√11)/16=(3±√11)/4
х1=(3+√11)/4
х²=(3-√11)/4