Math, asked by harshub2020, 9 months ago

i need help.please solve this question

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Answered by Anonymous

1

Answer:

$2 {}^{19} + 1 = 524289 \\ \\ so \: it \: is \: only \: divisible \: by \: 3$

Answered by eshuy2018

0

Answer:

Option a

Because sum of the result is divisible by 3

so its 3

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