Question

Solve for x:
√(13+ √x) = √x+1

Answer 1

Square both sides.

Answer 2

\[t=\sqrt{x}\]and square both sides

Answer 3

but i cant seem to factorise at the end...

Answer 4

\[\sqrt{13+\sqrt{x}}=1+\sqrt{x}\]\[\sqrt{13+t}=1+t\]