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ValentinkaMashkova
@ValentinkaMashkova
March 2022
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решите пожалуйста!!!
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MizoriesKun
У=х²+4х+1
у=-2
--------------
-2=х²+4х+1
х²+4х+3=0
D=16-12=4 √D=2
x₁=(-4+2)/2=-1
x₂=(-4-2)/2=-3
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Answers & Comments
у=-2
--------------
-2=х²+4х+1
х²+4х+3=0
D=16-12=4 √D=2
x₁=(-4+2)/2=-1
x₂=(-4-2)/2=-3