Make an appropriate substitution and solve the equation.
-$400 x ^ { - 4 } - 41 x ^ { - 2 } + 1 = 0$
A) $\{ - 5 , - 4,4,5 \}$
B) $\left\{ \frac { 1 } { 5 } , \frac { 1 } { 4 } \right\}$
C) $\{ 4,5 \}$
D) $\left\{ - \frac { 1 } { 4 } , - \frac { 1 } { 5 } , \frac { 1 } { 5 } , \frac { 1 } { 4 } \right\}$

Question

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The Answer of Make an appropriate substitution and solve the equation.
-$400 x ^ { - 4 } - 41 x ^ { - 2 } + 1 = 0$
A) $\{ - 5 , - 4,4,5 \}$
B) $\left\{ \frac { 1 } { 5 } , \frac { 1 } { 4 } \right\}$
C) $\{ 4,5 \}$
D) $\left\{ - \frac { 1 } { 4 } , - \frac { 1 } { 5 } , \frac { 1 } { 5 } , \frac { 1 } { 4 } \right\}$

Make an Appropriate Substitution and Solve the Equation 400x−4−41x−2+1=0400 x ^ { - 4 } - 41 x ^ { - 2 } + 1 = 0400x−4−41x−2+1=0

Make an Appropriate Substitution and Solve the Equation $400 x ^ { - 4 } - 41 x ^ { - 2 } + 1 = 0$