Answer
2.646
Work Step by Step
We can plug $\sqrt 7$ into any calculator, which gives us 2.646.
We know that $\sqrt 4=2$ and$\sqrt 9=3$, so it makes sense that $\sqrt 7$ is a number between 2 and 3.
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 7 - Section 7.1 - Radicals and Radical Functions - Exercise Set - Page 416: 13
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