SOLUTION: Factor x^2-4x-5
Algebra.Com
Question 372604: Factor x^2-4x-5
Answer by Jk22(389) (Show Source): You can put this solution on YOUR website!
x^2-4x-5 = (x-5)(x+1), by Viete's formula (x+a)(x+b) = x^2 + (a+b)x + ab, here a = -5, b=1
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