What is the scientific notation of 1,980,000,000
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Answer:
Step-by-step explanation:
Given that When n is divided by 21, the remainder is an odd number.
i.e. where m is an integer and k a positive integer <21
When n is divided by 28, the remainder is 3
, where c is a positive integer
This can be written as
Since n is giving odd remainder when divided by 21,
we get r =3 as n is a multiple of 7 +3