1 Answers
(2a +a/2)2 = 12
বা, 2a +a/2 = +√12
বা, 4a+a = +(2√3)×2
.'. a = +(4√3)/5
= {(+4√3)/5}2 + 1/{(+4√3)/5}2
= 2929/1200 = 2.4408
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Answered
(2a +a/2)2 = 12
বা, 2a +a/2 = +√12
বা, 4a+a = +(2√3)×2
.'. a = +(4√3)/5