Question

simplest form: 7√3+4√27-√27​

Answer 1

Step-by-step explanation:

$7 \sqrt{3} + 4 \sqrt{27} - \sqrt{27} \\ = 7 \sqrt{3} +( 4 \times 3 \sqrt{3} ) - 3 \sqrt{3} \\ = 7 \sqrt{3} + 12 \sqrt{3} - 3 \sqrt{3} \\ = 19 \sqrt{3} - 3 \sqrt{3} \\ = 15 \sqrt{3}$

Hope you get your answer