Solve by making a u-substitution
-$x^{4}-6 x^{2}+8=0$
A) $\{2, \sqrt{2}\}$
B) $\{ \pm 2, \pm 2 \sqrt{2}\}$
C) $\{ \pm 2, \pm 2\}$
D) $\{ \pm 2, \pm \sqrt{2}\}$

Name: Solve by making a u-substitution -$x^{4}-6 x^{2}+8=0$ A) $\{2, \sqrt{2}\}$ B) $\{ \pm 2, \pm 2 \sqrt{2}\}$ C) $\{ \pm 2, \pm 2\}$ D) $\{ \pm 2, \pm \sqrt{2}\}$
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The Answer of Solve by making a u-substitution
-$x^{4}-6 x^{2}+8=0$
A) $\{2, \sqrt{2}\}$
B) $\{ \pm 2, \pm 2 \sqrt{2}\}$
C) $\{ \pm 2, \pm 2\}$
D) $\{ \pm 2, \pm \sqrt{2}\}$

Solve by Making a U-Substitution - x4−6x2+8=0x^{4}-6 x^{2}+8=0x4−6x2+8=0 A) {2,2}\{2, \sqrt{2}\}{2,2​} B) {±2,±22}\{ \pm 2, \pm 2 \sqrt{2}\}{±2,±22​}

Solve by Making a U-Substitution
- $x^{4}-6 x^{2}+8=0$ A) $\{2, \sqrt{2}\}$ B) $\{ \pm 2, \pm 2 \sqrt{2}\}$