find the zeroes of x²-4x+3. and verify the relationship between zeroes and co-efficients
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x²-4x+3
x²-3x-x+3
x[x-3]-1[x-3]
[x-1][x-3]
x-1=0
x=1
x=3
α+β=-b/a
1+3=4
4=4
αβ=c/a
1*3=3
3=3
x²-3x-x+3
x[x-3]-1[x-3]
[x-1][x-3]
x-1=0
x=1
x=3
α+β=-b/a
1+3=4
4=4
αβ=c/a
1*3=3
3=3
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