Ellardorado's answer to Janicewong's Junior College 1 H2 Maths Singapore question.

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Ellardorado
Ellardorado's answer
20 answers (A Helpful Person)
1st
Both terms are always positive, and if you complete the square in the first term it's always gonna be larger than 4, so the square root of that is alw larger than 2. Hence the whole thing will nvr =2