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prove-that-0-pi-pi-sint-t-n-dt-pi-sin-n-n-integr-natural-




Question Number 40888 by prof Abdo imad last updated on 28/Jul/18
prove that ∀ξ ∈]0,π[  ∣∫_ξ ^π (((sint)/t))^n dt∣≤π(((sinξ)/ξ))^n   n integr natural
provethatξ]0,π[ξπ(sintt)ndt∣⩽π(sinξξ)nnintegrnatural

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