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$(3 a + \frac{3}{a})^{2} = 9$ হলে-
i. ${(a + \frac{1}{a})}^{2} = 3$
ii. $a + \frac{1}{a} = 1$
$i i i . a^{2} + \frac{1}{a^{2}} = - 1$
নিচের কোনটি সঠিক?

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.0

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