x−1x=2 হলে, x3−1x3 = কত?

x−1x=2 হলে, x3−1x3 = কত?

x−1x=2 হলে, \(x^{3}\)−1x3 = কত? ?

Created: 1 week ago | Updated: 1 week ago | Created By:

Imran Ahmed

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Best Answer Explained in Below-:

x³-(1/x³)=(x-1/x)³-3(x-1/x)=(2)³+3×2=14(ans)

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যদি একটি কাজ ৯ জন লোক ১৫ দিনে করতে পারে অতিরিক্ত ৩ জন লোক নিয়োগ করলে কাজটি কতদিনে শেষ হবে?

(a+b)(a2-ab+b2) =?

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