Simplifique a fração:[tex] \frac{(n+1)!}{(n+2)!} [/tex].... Pergunta de ideia dehenriqueolbermann

April 2022 1 184 Report

Simplifique a fração:

[tex] \frac{(n+1)!}{(n+2)!} [/tex]

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Niiya

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$n!=n\cdot(n-1)\cdot(n-2)\cdot(n-3)\cdot...\cdot3\cdot2\cdot1\\n!=n\cdot(n-1)!=n\cdot(n-1)\cdot(n-2)!=...$
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$\dfrac{(n+1)!}{(n+2)!}=\dfrac{(n+1)!}{(n+2)(n+1)!}\\\\\\\boxed{\boxed{\dfrac{(n+1)!}{(n+2)!}=\dfrac{1}{n+2}}}$

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Dada a matriz B = (Bij) de ordem 4x3, em que Bij = i -j2 , calcule elemento B41 Obrigado! Preciso urgenteeeee

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