Math, asked by aftabmalik078655, 1 month ago

1. Simplify : 3√7 + 7√63-√7

Answers

Answered by riya57538

12

Answer:

23√7

Step-by-step explanation:

3√7+7√9×7-√7

=3√7+7×3√7-√7

=3√7+21√7-√7

=(3+21-1)√7

=23√7

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