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If x=2/3 and x=-3 are the zeros ofax^2+ bx+ c= 0 find a and b

Answer» If nth term of an AP is 2n+1Then, first term of an AP =2(1)+1... =2+1. .. =3Then, Second term = 2(2)+1=5Third term = 2(3)+1=7Sun of three term= 3+5+7=15Answer is _15_


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