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Mayank Bhardwaj Grade: 12
        

Lim n→∞ Cos[Π√(n2+n)]

7 years ago

Answers : (1)

ANAND SINGH
33 Points
										lim n?8 Cos[?v(n2+n)]


lim n?8 Cosn?v(1+1/n)

Cosn?v(1+1/8)
cosn?v(1+0)
cosn? {here,n is any undefined integer}
=+1or-1
7 years ago
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