​ Find the term independent of x in ​(3x^2/2 - 1/3x)^9

Question

Find the term independent of x in \((\frac{3x^2}{2} - \frac{1}{3x})^9\)

Answer 1

  \((\frac{3x^2}{2} - \frac{1}{3x})^9\)

Comments

Hey there will be 9c6 not 9c3
Please correct

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Because, nCr = nC_{n-r}, therefore, we can use 9c3 in place of 9c6.