Solve the equation.
-$$\sqrt [ 4 ] { x + 4 } = \sqrt [ 4 ] { 9 x }$$
A) $\varnothing$
B) $\left\{ \frac { 1 } { 2 } \right\}$
C) $\{ 2 \}$
D) $\left\{ \frac { 4 } { 9 } \right\}$

Name: Solve the equation. -\[\sqrt [ 4 ] { x + 4 } = \sqrt [ 4 ] { 9 x }\] A) $\varnothing$ B) $\left\{ \frac { 1 } { 2 } \right\}$ C) $\{ 2 \}$ D) $\left\{ \frac { 4 } { 9 } \right\}$
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Quizplus · Accepted Answer

Raising both sides to the fourth power gives $x+4=9x$, which simplifies to $8x=4$, so $x=\frac{1}{2}$.

Solve the Equation x+44=9x4\sqrt [ 4 ] { x + 4 } = \sqrt [ 4 ] { 9 x }4x+4​=49x​

Solve the Equation $\sqrt [ 4 ] { x + 4 } = \sqrt [ 4 ] { 9 x }$