Question

rationalize the denominater
5√2/

7 − √2​

Answer 1

Answer:

5√2/7-√2×7+√2/7+√2

5√2(7+√2)/49-2

35√2+10/47

Answer 2

Answer:

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Step-by-step explanation:

→ 5√2/7-√2

→ 5√2/7-√2  ×  7+√2/7+√2

→ (5√2)(7+√2) / (7-√2)(7+√2)

→ 35√2 + √4 / 7² - √2²

→ 35√2 + 2 / 49 - 2

→ 35√2 + 2 / 47