Question

Find the number of proper subsets of the following
(a) P= {x:x€N,x<5}
(b) Q={x:x is an even prime number}
(c) R={x:x€W,x<2}
(d) T={}
(e)X={0}
(f)Y={x:x is prime,2

Answer 1

Answer:

P= {1,2,3,4}

Q= {2}

R= {0,1}

T= {}

X={0}

I didn't get last one...... I think it's incomplete