Question

If U = {1,2, 3…, 12}, A = {x: 2x+3 <18} and B = {x: x² < 40}. Write A and B in
roster form​

Answer 1

Answer:

you is equal to 13 12 a is equal to X + 22 X + 3 is greater than 18 and b is equal to X 2 x square greater than 40 write a and b in roster form 123 are natural numbers till 12