If √a + √b + √c = 0, then the value of (a + b - c) whole square = ?

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Solution

I’m assuming you know that the square root of a number is always positive (by that I mean all Real Numbers). So, either a=b=c=0, or a+b+2(ab)^1/2 = c.

Or, a+b-c = -2(ab)^1\2

(a+b-c)^2 = 4ab

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