Maths Olympiad Question - Tricky Algebra #math #maths

In this video we are going to discuss a beautiful algebr#a problem asked in MATHS OLYMPIAD Paper.

If xy = 10, yz = 20, zx = 30, then the value of x2 + y2 + z2 is ________

[Jack_Callcott_AU]

This solution is a nice way to go; it makes life easier. ❗📢

[vcvartak]

From the above equations we get (xyz)^2=6000. Then we get x^2 by dividing 6000 by (yz)^2 etc.

[siddharthgautam]

I have better method to solve this question