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Homka2284
@Homka2284
July 2022
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Решите систему неравенств:
3х^2 - 4x = y
3x - 4 = y
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mmb1
Verified answer
3х^2 - 4x = y
3x - 4 = y
3x
² - 4x = 3x - 4
3x² -7x + 4 =0
D=49 - 4*4*3=1
x12=(7+-1)/6=1 4/3
x=1
3-4=y y=-1
x=4/3
3*4/3-4=y y=0
ответ (1 -1) (4/3 0)
38 votes
Thanks 39
miron2077
Verified answer
!!!!!!!!!!!!!!!!!!!!!!!!!
12 votes
Thanks 14
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Answers & Comments
Verified answer
3х^2 - 4x = y3x - 4 = y
3x² - 4x = 3x - 4
3x² -7x + 4 =0
D=49 - 4*4*3=1
x12=(7+-1)/6=1 4/3
x=1
3-4=y y=-1
x=4/3
3*4/3-4=y y=0
ответ (1 -1) (4/3 0)
Verified answer
!!!!!!!!!!!!!!!!!!!!!!!!!