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x2+3x−4=0
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Solution
x=1,x=−4
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Solution steps
Solve by:
Factoring method
Factoring method
Quadratic formula
Completing the square
One step at a time
x2+3x−4=0
Factor x2+3x−4:(x−1)(x+4)
(x−1)(x+4)=0
Using the Zero Factor Principle: If ab=0then a=0or b=0