Math, asked by deepak9746, 5 months ago

Explain why 7x11x13+13 and 7x6x5x4x3x2x1+5 are

Answers

Answered by Anonymous

2

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7x11x13+13 = 13(7x11+1)

factors are 13 and (7 x 11+1)

thus, 7x11x13+13 is composite

similarly,

7x6x5x4x3x2x1+5 = 5(7x6x4x3x2+1)

factors are 5 and (7x6x4x3x2+1)

thus, 7x6x5x4x3x2x1+5 is composite

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Answered by maangurvir2006

0

7x11x13+13 and 7x6x5x4x3x2x1+5are composite number

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