cillarausch414
cillarausch414
30-10-2020
Mathematics
contestada
solutions of x^2-4=0
Respuesta :
Limedeille
Limedeille
30-10-2020
Answer:
x^2 - 4 = 0
x^2 = 4
x^2 = +- 2
x = -2 x=2
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