Question

Me ajudem por favorr
(A) -9x²=0

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Answer 1

Resposta:

a= -9 / b= 0 / c= 0

Δ=

${0}^{2} - 4 \times - 9 \times 0 \\ 0 - 0 \\ 0$

X=

$0 + - \sqrt{0} \div 2 \\ 0 + 0 \div 2$

x' = 0+0÷2

0÷2

0

x" = 0-0÷2

0÷2

0