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Chapter 9: Q. 277 - Exercises (page 1077)

In the following question , simplify .

5-74-7

Short Answer

Expert verified

The value is27-97.

Step by step solution

01

Step 1. Given information .

Consider the given square roots5-74-7.

02

Step 2. Simplify 5-74-7 .

Multiply the given square roots .

鈬�5-74-7鈬�5路4-5路7-4路7+7路7鈬�20-57-47+7

Combine the like radicals .

鈬�20-97+7鈬�27-97

Therefore the value obtained after simplification is27-97.

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