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Bikash Mohanty

· started a discussion

· 1 Months ago

please provide detailed solution... everybody has not taken coaching ..

Question:

What will be the remainder when (719+2) is divided by 6?

Options:
A) 5
B) 3
C) 2
D) 1
Solution:
Ans: (b) \(\cfrac{7^{19}+2}{6}\)  will give the remainder as 1 + 2 = 3

Karthik

· commented

· 1 Months ago

the question can be written as (7^19/6) + (2/6) its a rule, so when 7 is divided by 6 remainder we get is 1, when 2 is divided the remainder what we get is 2 or -4 , the next step (1^19) + 2 = 3.

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