Solve the quadratic equation by the factorization method.
x² - x - 20 = 0
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Answers
Answered by
1
Answer:
x^2-5x+4x-20
X(x-5)+4(x-5)
(X+4)(x-5)
X=-4,5
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Answered by
1
Step-by-step explanation:
x2-x-20=0
x2-5x+4x-20=0
x(x-5)+4(x-5)=0
(x-5)(x+4)=0
x=5 or x=. -4
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