patille11
patille11
07-04-2020
Mathematics
contestada
x^2 − 2x + 1 = 0
x^2 + 9x + 20 = 0
Respuesta :
sasorimymans
sasorimymans
07-04-2020
Answer: 1. ( x-1)^2=0 2. (x+5)(x+4)=0
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