Question

\sqrt{28} + \sqrt{98} + \sqrt{147​

Answer 1

Step-by-step explanation:

$\sqrt{28} + \sqrt{98} + \sqrt{147}$

$= \sqrt{4 \times 7} + \sqrt{49 \times 2} + \sqrt{49 \times 3}$

$= 2 \sqrt{7} + 7 \sqrt{2} + 7 \sqrt{3}$