Question

Which of the following are true?
a) 63 ∈ {multiples of 7} ________________
b) {prime numbers} ⊆ {odd numbers} ________________
c) 36 ∉ {square numbers} ________________
d) {2, 4, 6} ⊆ {even numbers}

Answer 1

Answer:

a

Step-by-step explanation:

as 63 belongs to multiple of 7 also d is looking right must check whether its subset or not

Answer 2

Answer:

a) True. since 63= 7×9

b) False, 2 is a prime number but 2 is even.

c) False, 36= 6×6 as well as (-6)×(-6)

d) True