10. The graph below represents what quadratic function?

[tex]a. f( x ) = 2x {}^{2} - 12 + 6[/tex]
[tex]b.f( x ) = 2x {}^{2} + 12 \times + 4[/tex]
[tex]c.f( x ) = - 2 \times {}^{2} \times + 4[/tex]
[tex]d.f(x) = - 2x {}^{2} - 10 \times + 5[/tex]
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