Let $f(x)=8 x^{2}-5 x$ And $g(x)=7 x+9$ Find the Composite $\mathrm{f}[\mathrm{g}(\mathrm{k})]$ A) $392 k^{2}+973 k+603$

Multiple Choice

Let $f(x) =8 x^{2}-5 x$ and $g(x) =7 x+9$ . Find the composite.
- $\mathrm{f}[\mathrm{g}(\mathrm{k}) ]$

A) $392 k^{2}+973 k+603$
B) $392 k^{2}-973 k+603$
C) $56 k^{2}+35 k+9$
D) $56 k^{2}-35 k+9$