Question

When Euclid's lemma is used for any two positive integers a and b, where a<b, as a = bq + r, then which of the following is always true -
a) b=0
b) r=0
c) q=0
d) a=0​

Answer 1

b) r=0 bcoz r here stands for remainder and b stands for divisor and in euclid lemma a=bq+r where remaindr r is less than b or equal to 0

Answer 2

when r=0 ,is always true.