Question

find the zeroes and verify the relation between coefficient and zeroes x^2+5x+6

Answer 1

let x^2+5x+6=0

= (x^2 +2x)+(3x+6)=0

=x(x+2) + 3(x+2)=0

=(x+2)(x+3)=0

if x + 3 = 0

x+2=0

x= -2

if x+2=0

x+3=0

x= -3


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