rationalise the denominator of 2/5-root3 9th class
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Answer: 2 / (5 + √3) × 5 - √3 / 5 - √3
10 - 2√3 / 5² - √3²
10 - 2√3 / 25 - 3
10 - 2√3 / 22
Step-by-step explanation:
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