Question

Progress Check
True or False. Justify them.
1. The sum of first n odd natural numbers is always an odd number
2. The sum of consecutive even numbers is always an even number
3. The difference between the sum of squares of first natural numbers
sum of first n natural numbers is always divisible by 2.
4. The sum of cubes of the first n natural numbers is always a square number​

Answer 1

Answer:

i)true

ii)false

iii)true

4 ) false

Answer 2

Answer:

true false true false is the answer