Algebra 2 Help

Question

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Answer 1

Step 1:

The equation is .

Solve the equation.

Square on each side the equation and simplify.

Difference of squares property: and solve.

The solution is

Step 2:
Check the solution for -values.

Substitute in the .

Since does not satisfied the equation.

Substitute in the .

Since is satisfied the equation.

Solution:

The solution set is .