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(21E+) Completing the Square $ax^2+bx+c\rightarrow a\left(x-h\right)^2+k$

Now we will convert $f\left(x\right)=2x^2+12x+14$ to the form $f\left(x\right)=a\left(x-h\right)^2+k$. Fill in the blanks.

$f\left(x\right)=2x^2+12x+14$

$f\left(x\right)=$