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When we use Rolle’s theorem for $f(x)=x^{2m-1}(a-x)^{2n}$, then the value of x between 0 and $\alpha$ is:

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When we use Rolle’s theorem for $f(x)=x^{2m-1}(a-x)^{2n}$, then the value of x between 0 and $\alpha$ is:
  • A$\frac{(2m-1)a}{2m+2n-1}$
  • B$\frac{(2m+1)a}{2m-2n+1}$
  • C$\frac{(m-1)a}{m+n-1}$
  • D$\frac{(m+1)a}{m+n+1}$
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