x²+1/x²=34 find x+1/x
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Answered by
0
Answer:
Step-by-step explanation:
(X+1/x)^2=x^2+2+1/x^2
(x+1/x)^2=34+2
(X+1/x)^2=36
X+1/x=+_6
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Answered by
0
Step-by-step explanation:
x^4+1/x^2=34
x^4+1=34x^2
1+1=34×1
2=34
=32
x+1/x
x^2+1=0
x^2=-1
x=+-1
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