solue
x² + x -20=0 by factorization method
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Answer:
Given : x^2+x-20=0
x^2+5x-4x-20=0
x(x+5)-4(x+5)=0
(x+5)(x-4)=0
so,
x+5=0 or x-4=0
x= -5 or x= 4
Hope this will help you
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