69.3k views
25 votes
Surds ! please help :(

Surds ! please help :(-example-1

2 Answers

4 votes

Answer:

1. 10

2. -4

Explanation:

User Steve Baek
by
9.2k points
1 vote

Answer:

=13

Explanation:

square root of 21 is about 6

6 + 7 / 6 - 7

= 13 / -1

=13

Whats surds?

User Aiven
by
7.8k points

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