3 years ago

What is √ 63 − 4 √ 7??

Mathematics

1 answer:

tester [92]3 years ago

4 0

Answer:

- √7

Step-by-step explanation:

√63 = √9*7 = √9*√7

Sqrt(9) = 3

3√7 - 4√7 = -1√7= -√7

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