Simplify the radical.
$\sqrt{3283}$
7$\sqrt{63}$
7$\sqrt{67}$
67$\sqrt{49}$
57.3
56
If $\left(5 x^{2 } - x + 1\right)^{2}$ is expanded, what is the coefficient of ?
There is no term in the expansion of $\left(5 x^{2 } - x + 1\right)^{2}$.
?