Class
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Simplify using rationalization
1) Simplify 7 / (3 + √2)
1.5858
1.5854
1.5843
1.5867
1/10
Solution
Answer:
1.5858
Explanation:
7 / (3 + √2)
= 7 / (3 + √2) × (3 - √2) / (3 - √2)
= 7 / (3 - √2) / (9 - 2)
= 3 - √2
= 3 - 1.414
= 1.5858
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