Question

simplify
$\sqrt{20 } - 2 \sqrt{5} + 3 \sqrt{3} + \sqrt{3}$
​

Answer 1

Answer:

6.92

Step-by-step explanation:

√20 - 2√5 + 3√3 + √3

2√5 - 2√5 + 3√3 + √3 ( : 20 = 2×2×5 )

3√3 + √3

4√3

4×1.73

6.92