Question

26. out of 500 car owners investigated, 400 owned car A and 200 owned car 8,50
owned both car A and B.
(a) True
(b) False
27. If A= (1, 2, 3), B= {3, 4) and fis a function from A to B and
f= {(1,3), (2, 4), (3,3)}
(a) True
(b) False
28. Cos (A+B) = Cos A. Cos B - Sin A. Sin B
(a) True
(b) False
29. (11° +12° +1°) is imaginary.
(a) True
(b) False
30. Set builder form of (5, 18) is (X.XER, 5sxs18)
(a) True
(b) False​

Answer 1

1. false

2.true

3.true

4.true

5.false