A Radical Constraint Range

Problem

Real numbers $x,y$ satisfy

x-4\sqrt y=2\sqrt{x-y}.

Find the range of $x$ .

Answer

Solution

Difficulty	7/10
Topics	Substitution, Circles, algebra

Whiteboard

Your sketch is saved only in this browser. To share it, export your drawing as an image (whiteboard menu → Export as → PNG), then upload that image in the comments below.

Discussion

Ask questions, share alternate solutions, and use LaTeX freely.

0 comments

No comments yet.