S seanle New Member Joined Aug 7, 2013 Messages 13 Gender Male HSC 2006 Aug 7, 2013 #21 hi has anyone done a question from cambridge year 11 3 unit 2x^2 + ax + b+ 3 = 0 find the minimum value of a^2 + b^2. The equations has real roots. i get 8 ,the answers have 9
hi has anyone done a question from cambridge year 11 3 unit 2x^2 + ax + b+ 3 = 0 find the minimum value of a^2 + b^2. The equations has real roots. i get 8 ,the answers have 9
