Question

(A)
(D
(C) The set of integers <10
TRY THIS
1.
Which of the following sets are empty sets? Justify
(1) A = {x : x2 = 4 and 3x = 9}.
(11)
The set of all triangles in a plane having the sum of their three angles less
than 180.​

Answer 1

Answer:

you have not mentioned fully