x²+3x-✓x²+3x -2=0 решить уравнение. Created by masakovtunenko338. matematika-ru

x²+3x-✓x²+3x -2=0 решить уравнение...

July 2022 1 7 Report

x²+3x-✓x²+3x -2=0 решить уравнение

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dashabondarenkk X²+3x-|x|+3x-2=0
x²+6x-|x|-2=0
x²+6x-x-2=0, x>0
x²+6x-(-x)-2=0, x<0
x=-5+✓33/2
x=-5-✓33/2, x>0
x=-7+ ✓57/2
x=-7-✓57/2, x<0
x=-5+✓33/2
x=-7-✓57/2
x1=-7-✓57/2, x2=-5+✓33/2

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