This question was asked in Ex 1.1, 5

Use Euclid division lemmato show that the cube of any positive integer is of the form 9m 9m 1 or 9m 8?

K Zubair K Zabi

July 22, 2019, 9:51 p.m.

Answers!

K Zubair K Zabi

July 22, 2019, 9:54 p.m.

Let a,b a positive integer b=3 therefore by division dilemma
r=0,b=2
a=3q 0_b=3r=0

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