Question

If A={1(1+1),2(2+1),3(3+1),4(4+1)} and B={(5²-5),(4²-4),(3²-3),(2²-2)} then,
a) A is a subset of B
b) B is a subset of A
c) A=B
None of these

Answer 1

Answer:

c)A=B

A={2,6,12,20}

B={20,12,6,2}