Question

Hey Mates❤️❤️
Gud Mrng
_______✨Have fun✨_________
Prove that
${n}^{2}-n \: is \: divisble \: by \: 2 \: for \: every \: positive \: integer \: n$
​

Answer 1

good morning ....

let us take n = 9

n²-n

9²-9

81-9 = 72

let us check if it's divisible by 2

72/2 = 36....

hence proved

hope it help you

Answer 2

good morning here's your answer.