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10 questions from this quiz
Product of two linear factors
Identifies coefficients needed
They are both the same
Signs are different
Multiply to ccc, add to bbb
Set each bracket equal to zero
Multiply to give aaa
To verify it gives original eqn
(x+3)(x−4)=0(x + 3)(x - 4) = 0(x+3)(x−4)=0
x=−12x = -\frac{1}{2}x=−21 or x=5x = 5x=5
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