hotbird
hotbird
22-06-2019
Mathematics
contestada
(x-1)(x+20)
May I know the work to this
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konrad509
konrad509
22-06-2019
[tex](x-1)(x+20)=x^2+20x-x-20=x^2+19x-20[/tex]
Answer Link
nstar20
nstar20
22-06-2019
This is how to work out the answer
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