Solve by Making a U-Substitution
- $x^{6}+26 x^{3}-27=0$ A) $\{-3,1\}$
B) $\{-3,-1\}$

Multiple Choice

Solve by making a u-substitution
- $x^{6}+26 x^{3}-27=0$

A) $\{-3,1\}$ .
B) $\{-3,-1\}$
C) $\{3,-1\}$ .
D) $\{3,1\}$