Question

let k be a positive integer. If 3 divides k^2 prove that then 3 divides k​

Answer 1

Answer:

If 3 | k^2 then 3 | k

because of index law it is just known that if a number is divisible by the square root of a variable then it is divisible by the variable.

Step-by-step explanation:

Answer 2

Answer:

K

Step-by-step explanation:

3:K so K=3

the index law that is

if a no. is divisible by the square root of a variable then it is divisible by the variable