x=3⅓+3^-⅓ then 3x³-10 equals to
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Answer:
D
9x
x=3
3
1
+3
−
3
1
⇒x−3
3
1
=3
−
3
1
⇒(x−3
3
1
)
3
=(3
−
3
1
)
3
⇒x
3
−3.x.3
3
1
(x−3
−
3
1
)−(3
3
1
)
3
=3
−1
⇒x
3
−3.x.3
3
1
.3
−
3
1
−3=
3
1
⇒x
3
−3x=3+
3
1
⇒x
3
−3x=
3
10
⇒3x
3
−9x=10
⇒3x
3
−10=9x
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