Relationship between Zeroes and Coefficients of a Polynomial
Find the zero...
Question
Find the zeroes of the quadratic polynomial and verify the relationship between zeroes and coefficients 6x2-3-7x
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Solution
let 6x2-7x-3 be p(x) =0 so,6x2-7x-3 =0 6x2-(9-2)x-3 6x2-9x+2x-3 (6x2-9x)(2x-3) 3x(2x-3)+1(2x-3) (3x+1)(2x-3)=0 3x+1=0 2x-3=0 x=-1/3 x=3/2 sum of zeroes=-1/3+3/2 =7/6 =-b/a product of zeroes=-1/3*3/2 = -3/6 or -1/2=c/a hence verified.........