Evaluate: 2\(\sqrt{28} - 3\sqrt{50} + \sqrt{72}\)
A
4\(\sqrt{7} - 21 \sqrt{2}\)
B
4\(\sqrt{7} - 11 \sqrt{2}\)
C
4\(\sqrt{7} - 9 \sqrt{2}\)
D
4\(\sqrt{7} + \sqrt{2}\)
Verified Correct Answer: C.
Step-by-Step Mathematical Solution
2\(\sqrt{28} - 3\sqrt{50} + \sqrt{22}\)
4\(\sqrt{7} - 15\sqrt{2} + 6\sqrt{2}\)
6\(\sqrt{7} - 9\sqrt{2}\)
Source: Myschool Past Questions Archive (Record #57156)