Simplifique as expressões: ME AJUDEM TO DESESPERADA a) 8!/9! b) 6!/5!2! c) 8!/4!6! d) 2!4!/4!4!.... Pergunta de ideia deAnaluiza24

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Simplifique as expressões: ME AJUDEM TO DESESPERADA

a) 8!/9!
b) 6!/5!2!
c) 8!/4!6!
d) 2!4!/4!4!

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A)

$\frac{8!}{9!}\\\\ \frac{8!}{9*8!}\\\\ \boxed{\frac{1}{9}}$

b)

$\frac{6!}{5!2!}\\\\ \frac{6*5!}{5!2!}\\\\ \frac{6}{2!}\\\\ \boxed{3}$

c)

$\frac{8!}{4!6!}\\\\ \frac{8*7*6!}{4!6!}\\\\ \frac{56}{24}\\\\ \boxed{\frac{7}{3}}$

d)

$\frac{2!4!}{4!4!}\\\\ \frac{2!}{4!}\\\\ \frac{2!}{4*3*2!}\\\\ \boxed{\frac{1}{12}}$

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Dado log 2= 0,3 e log 3 = 0,4. Calcule log 6

Calcular log de 8 na base 4

Determine o primeiro termo da P.G em que a7 = 32 e q =2

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