Let \(a, b, c, d\) be nonnegative real numbers such that \(a + b + c + d = 1\). Find the minimum value of \(a^2 + b^2 + c^2 + d^2\).

Guest Nov 10, 2019

#1**0 **

What a coincidence!

This problem is in my AoPS Intermediate Algebra homework that I was just going to attempt!!!

MagicKitten Nov 10, 2019

#2**0 **

Oh dang I haven't learned whatever Cauchy-Schwarz is.

I mean, I am taking the AMC 8 next friday, I think I should just focus on the basic things right now...

CalculatorUser
Nov 10, 2019

#4**0 **

The way I get good at math is to grind Web2.0Calc.com

which is kind of weird.

CalculatorUser
Nov 10, 2019