x=2.8

To remove the radical on the left side of the equation, square both sides of the equation.

x2=2.82

Multiply the exponents in (x12)2.

Apply the power rule and multiply exponents, (am)n=amn.

x12⋅2=2.82

Cancel the common factor of 2.

Cancel the common factor.

x12⋅2=2.82

Rewrite the expression.

x1=2.82

x1=2.82

x1=2.82

Simplify.

x=2.82

Raise 2.8 to the power of 2.

x=7.84

x=7.84

Solve using the Square Root Property square root of x=2.8