If x=3^1/3+3^-1/3 then the value of x^3-3x is?
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1
Answer:
Explanation:
3
x
3
−
9
x
=
10
Where
x
=
3
1
3
+
3
−
1
3
Of course it's answer will be zero if the equation has a solution
Then
x
3
=
[
3
1
3
+
3
−
1
3
]
3
⇒
[
3
1
3
]
3
+
[
3
−
1
3
]
3
+
3.3
1
3
.3
−
2
3
+
3.3
2
3
.3
−
1
3
⇒
3
1
+
3
−
1
+
3.3
−
1
3
+
3.3
1
3
⇒
3
+
1
3
+
3
(
3
1
3
+
3
−
1
3
)
⇒
3
+
1
3
+
3
x
Substitute the value of
x
3
in given equation
⇒
3
(
3
+
1
3
+
3
x
)
−
9
x
=
10
⇒
9
+
1
+
9
x
−
9
x
=
10
10
=
10
10
−
10
=
0
Step-by-step explanation:
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