Let x^2 - 3x + p = 0 has two positive roots 'a' and 'b' then minimum value of ( 4 a + 1 b ) is

JEE Main Mathematics question

Let has two positive roots '' and '' then minimum value of is

Answer: 3

The sum of roots is with . By Cauchy–Schwarz (or AMHM): , so

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Question ID VK-013072