Solve the equation.
The solution set is (Use a comma to separate answers as needed.)
The solution set is
Step 1 :Solve the equation
Step 2 :The fourth root of 1/81 can be calculated as
Step 3 :Calculate these values to get the positive solution as 0.3333333333333333 and the negative solution as -0.3333333333333333.
Step 4 :The solution set is