WAEC - Mathematics (2019 - No. 10)

Evaluate: 2\(\sqrt{28} - 3\sqrt{50} + \sqrt{72}\)

4\(\sqrt{7} - 21 \sqrt{2}\)

4\(\sqrt{7} - 11 \sqrt{2}\)

4\(\sqrt{7} - 9 \sqrt{2}\)

4\(\sqrt{7} + \sqrt{2}\)

2\(\sqrt{28} - 3\sqrt{50} + \sqrt{22}\)

4\(\sqrt{7} - 15\sqrt{2} + 6\sqrt{2}\)

6\(\sqrt{7} - 9\sqrt{2}\)