Rationalise the denominator of the following: (3minus2root2)/(3plus2root2)
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Answer:
17-12√2
Step-by-step explanation:
3-2√2/3+2√2=3-2√2/3+2√2×3-2√2/3+2√2
=(3-2√2)²/3²-(2√2)²
=3²+(2√2)²-12√2/9-8
=9+8-12√2/1
= 17-12√2
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