4 root of x^2-8=2

Question

what is the 4 root of x squared minus 8 equals 2

Answer 1

I assume you meant

 

4 √(x² - 8) = 2

 

Square both sides and get

 

16(x² - 8) = 4

 

Divide both sides by 4 and get

 

4(x² - 8) = 1

 

4x² -32 = 1

 

4x² = 33

 

x = √(33/4) = (1/2) √33