જો $(a, b)$ એ $(1, 2), (2, 3)$ અને $(3, 1)$ શિરોબિંદુઓ ધરાવતા ત્રિકોણનું લંબકેન્દ્ર હોય,અને $I_1 = \int_{a}^{b} x \sin(4x - x^2) dx$,$I_2 = \int_{a}^{b} \sin(4x - x^2) dx$ હોય,તો $36 \frac{I_1}{I_2}$ ની કિંમત શોધો:

  • A
    $72$
  • B
    $88$
  • C
    $80$
  • D
    $66$

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