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$P + \frac{1}{P} = 2$ হলে-
$i . P^{2} - 2 P = - 1 i i . P^{2} + \frac{1}{P^{2}} = 2 i i i . P^{3} + \frac{1}{P^{3}} = 2$
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Created: 1 year ago | Updated: 1 year ago

Updated: 1 year ago

i ও ii

i ও iii

ii ও iii

i,ii ও iii

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