Question

Write A = {5, 10, 15, 20, 25} in the set , buidder Form ​

Answer 1

Since, the given set can be written as {x : x is a natural number upto 20 and divisible by 5}

Hence, F={x∣x=5n,n∈N,n≤4}

Answer 2

Step-by-step explanation:

A={x/x: multiple of 5 ; x<25}