How Do Exponential and Radical Properties Solve Textbook Problems?

[matty204359]

So this is what I have tried so far playing around with exponent and radical properties to try and solve this textbook problem

 

[Mark44]

Homework and problems from textbooks must be posted in the Homework & Coursework section. I have moved this thread.

 

[matty204359]

Thanks. Sorry the picture is not orientated properly the PF app isn't playing nice...

 

[Office_Shredder]

Try doing a substitution.

 

[matty204359]

Figured it out actually. Turns out I read the problem wrong. Thanks tho.