$-k^2-5k-5$

$-k^2-5k-2$

$2w\left(3w-1\right)\left(2w+5\right)$

$5w\left(6w-1\right)\left(2w+5\right)$

$27\left(r+2\right)\left(r^2-2r+4\ \right)$

$9\left(r+2\right)\left(r^2-6r+4\ \right)$

$\left(2v+3\right)\left(2v-3\right)\left(2v+3\right)$

$\left(2v+3\right)\left(2v-3\right)\left(2v+5\right)$

$\frac{2a\left(a+8\right)}{9}$

$\frac{8a^2\left(a+8\right)}{36a}$

 $-4x^2y^2\ \ \ _{ }^3\sqrt{13y}$  

 $-6x^2y^2\ \ \ _{ }^3\sqrt{13y}$  

 $-17\sqrt{3}+18\sqrt{5}$  

 $-17\sqrt{7}+18\sqrt{6}$  

$-20+10\sqrt{3}$

$-20+10\sqrt{2}$

$3\sqrt{14}$

$6\sqrt{15}$

$\left(2k^5\right)^{\frac{1}{2}}$

$2^{\frac{1}{2}}k^{\frac{5}{2}}$

Answer not listed

1

-1

I

-i