What are the solutions of the equation x4 + 6x2 + 5 = 0? Use u substitution to solve.

x = i and x = i 5

X=+ i and x i 5

x=+ -1 and x= + -5

x= -1 and x= + - 5

The solutions of the equation are

Explanation:

Given that the equation is

We need to determine the solutions of the equation.

Let us substitute and

Thus, the equation becomes,

Factoring the equation, we get;

Substituting back and solve for x.

First, we shall substitute

Thus, we get;

Similarly, substituting , we get;

Thus, the solutions of the equation are

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step-by-step explanation: