Question

Explain how you would find the exact value of
3
---
√8

Answer 1

Multiply by sqrt of 8 to both numerator and denominator

\(\large \frac{3\sqrt{8}}{8}\)
Rewrite that as
\(\large \frac{3}{8}\sqrt{8}\)

Since a square root gives two answers

\(\large \pm\sqrt{8}*\frac{3}{8}\)