If |A| = 2 and |B| = 4 and angle between them is 60∘, then |A - B| is

If |A| = 2 and |B| = 4 and angle between them is 60∘, then |A - B| i

1.	If \|A\| = 2 and \|B\| = 4 and angle between them is 60∘, then \|A - B\| is
Answer» If \|A\| = 2 and \|B\| = 4 and angle between them is $60^{\circ}$ , then \|A - B\| is