Factor the Polynomial Completely
- $81 \mathrm{k}^{2}-25 \mathrm{~m}^{2}$ A) $(81 \mathrm{k}+\mathrm{m})(\mathrm{k}-25 \mathrm{~m})$

Multiple Choice

Factor the polynomial completely
- $81 \mathrm{k}^{2}-25 \mathrm{~m}^{2}$

A) $(81 \mathrm{k}+\mathrm{m}) (\mathrm{k}-25 \mathrm{~m})$
B) $(9 k-5 m) ^{2}$
C) $(9 k+5 m) ^{2}$
D) $(9 k+5 m) (9 k-5 m)$