Question

simplify: root 27 - 2 root 12 + 5 root3

Answer 1

Answer:

$\sqrt{27} - 2 \sqrt{12} + 5 \sqrt{3} \\ \sqrt{9 \times 3} - 2 \sqrt{4 \times 3} + 5 \sqrt{3} \\ 3 \sqrt{3} - 4 \sqrt{3} + 5 \sqrt{3} \\ 8 \sqrt{3} - 4 \sqrt{3} \\ = 4 \sqrt{3}$

Answer 2

Step-by-step explanation:

√27 - 2√12 + 5√3

3√3 - 2(2√3) + 5√3

3√3 - 4√3 + 5√3

8√3 - 4√3

= 4√3