Math, asked by shivaprasad82, 1 year ago

if x=3+31/3+32/3then x cube-9x Square+18x-12=

Answers

Answered by sham3307
0
I hope it will help u
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Answered by aishwaryjain333
0

Answer:

0

Step-by-step explanation:

x=3+3⅓+3⅔

or,(x−3)=3⅓+3⅔

Therefore,

(x−3)3=(3⅓+3⅔)3

or,x3−27−9x2+27x=3+9+3×3(3⅓+3⅔)

or,x3−27−9x2+27x=12+9(x−3)[Puttingthevalue(x−3)=(3⅓+3⅔)]

or,x3−27−9x2+27x=12+9x−27

or,x3−27−9x2+27x−12−9x+27=0

or,x3−9x2+18x−12=0(Answer)

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