Question

Show that cube of any positive integer is of the form 4m,4m +1or 4m+3, for some integer m

Answer 1

Euclid's Division lemme a = bq + r is used in this solution.

Formula (a+b)³ = a³ + b³ + 3a²b + 3ab² is used to solve the cube...

____________________________

Solution is in the 3 attachments

Hence, cube of any positive integer is of the form 4m,4m +1or 4m+3, for some integer m

Hope this answer will help you..

Answer 2

second attachment is first

step by step explanation

hope it help you