Question

7x²=0 x²=0/7 x=√0 x=0 b) -12x²=1-1 -12x²=0 x²=0/12 x=√0 x=0

Answer 1

Estão corretas:



7x² = 0
x² = 0/7
x = √0
x = 0

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b)


- 12x² = 1 - 1

-12x² = 0

x² = 0/12

x = √0

x = 0