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Mathematics 17 Online
OpenStudy (anonymous):

What is the simplest form of the radical expression?

OpenStudy (anonymous):

(√2 + √5) / (√2 - √5) = (√2 + √5) * (√2 + √5) / (√2 - √5) * (√2 + √5) = (√2 + √5)² / (√2² - √5²) = (√2² + 2√10+ √5²) / (2 - 5) = (2 + 2√10 + 5) / -3 = - (7 + 2√10) / 3

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