If A={1,2,3,4,5,6}, B={1,2}, then A−B=C . What of the following is true about C?
C⊂A
C=ϕ
A=C∩B
B=C∪B
Given, A={1,2,3,4,5,6}, B={1,2} Now, A−B={3,4,5,6}=C
∴ C⊂A
In a Δ ABC, if AB = 6 m, BC = 5 m and AC = 4 cm, then which of the following is correct.