Math, asked by kunal123451, 1 year ago

is 7×5×3×2+3 is composite no. . justify your answer.

Answers

Answered by Anonymous

HEY FRIEND

HERE IS YOUR ANSWER

=7×5×3×2+3

=3(7×5×1×2+1)

=3(70+1)

=3×71

SINCE IT IS HAVING MORE THAN ONE PRIME FACTOR, IT IS A COMPOSITE NO.

HOPE THIS HELPS YOU ☺

kunal123451: 3×71 =211 it is prime no. how it is composite. plz send me factor of 211

Anonymous: The factors of 211 are 3×71...

kunal123451: ok i understood thanks

Answered by Raghav3333

hi

composite no. - a number whihc has more thn 2 factors

(7×5×3×2)+3

(35*6) +3

210 + 3

213

facotors of 213 = 1,3,71,213

hence it is a composite no.

:)

kunal123451: it is wrong

Raghav3333: it is correct yar

kunal123451: no

Raghav3333: why??

kunal123451: 3 is common u can write it ones

Raghav3333: anyway i used dmas

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