Question

which of the following
is correct?
a E87 € { 1, 2, 3, 7 }
b. {8} & {1,2,3,7}
c. 7 € {1,2,3,7}
d. 878€ {1,2,3}सोनिया ​

Answer 1

can u pls send a clear question this not very clear I mean it's not even a question