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AljenaA
@AljenaA
July 2022
2
17
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Помогите решить:
х^1/2 - 3x^1/4 + 2 = 0
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mmb1
Verified answer
Х^1/2 - 3x^1/4 + 2 = 0
x^1/4 = t
t^2-3t+2=0
t=1
x^1/4=1
x=1
t=2
x^1/4=2
t=16
1 votes
Thanks 1
kapitan903
1/2x-3/4x+2=0
2/4x-3/4x+2=0
X (2/4-3/4)+2=0
-1/4x+2=0
-1/4x=-2
X=2/(1/4)
X=8
0 votes
Thanks 0
AljenaA
это точно не правильно. с ответами в конце учебника не совпадает. верно первое решение, которое выше.
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Answers & Comments
Verified answer
Х^1/2 - 3x^1/4 + 2 = 0x^1/4 = t
t^2-3t+2=0
t=1
x^1/4=1
x=1
t=2
x^1/4=2
t=16
2/4x-3/4x+2=0
X (2/4-3/4)+2=0
-1/4x+2=0
-1/4x=-2
X=2/(1/4)
X=8