rajasinghjery2003 rajasinghjery2003

10-08-2019
Mathematics

contestada

n(n+1)(n+2)(n+3) is a multiple of 4

Respuesta :

ghanami ghanami

10-08-2019

Answer:

Step-by-step explanation:

note : prduct two consuctif numbers is even number

so : n(n+1) = 2k

(n+2)(n+3) = 2k'

n(n+1)(n+2)(n+3) = 4kk'

n(n+1)(n+2)(n+3) = 4a a=kk' so multiple of 4

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