Mathematics for IGCSE & O level - Surds (Section 2 - No. 14)

Rationalize the denominator of (√2) / (2-√2)

(2√2+2)/2

4

(2√2-2)/2

0

Explicaţie

Multiply by (2+√2)/(2+√2). ((√2)(2+√2))/(4-2) = (2√2+2)/2

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