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6x-2x²-1=8 standard form​

Sagot :

Answer:

[tex]6x - {2x}^{2} - 1 = 8 \\ 6x - {2x}^{2} - 1 - 8 = 0[/tex]

[tex] { - 2x}^{2} + 6x - 9 = 0[/tex]

since first term is ≠ 0 . . .

[tex] - 1( { - 2x}^{2} + 6x - 9 = 0) \\ \\ {2x}^{2} - 6x + 9 = 0[/tex]