Question

iii) A = {2 5x<5, x € z}

Answer 1

Answer:

Step-by-step explanation:

A={xϵz:2  

(x+2)(x  

2

−5x+6)

=1}

2  

(x+2)(x  

2

−5x+6)

=2  

0

⇒x=−2,2,3

A={−2,2,3}

B={xϵZ:−3<2x−1<9}

B={0,1,2,3,4}

A × B has is 15 elements so number of subsets of A × B is 2  

15

.

Answer 2

Answer:

I don't think that the question is correct

plz send the correct question