Indica, de entre os seguintes números, quais os que são irracionais?
9° A A Geometria e a descoberta do número irracional

Quiz
•
Mathematics
•
9th Grade
•
Hard
Used 4+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
2.
FILL IN THE BLANK QUESTION
30 sec • 5 pts
QUAL O VALOR DE (-132) : (-3)?
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Assinala as afirmações verdadeiras.
é um número inteiro, logo é racional.
é uma dízima finita, logo é um número racional.
é um número irracional
é representado por um dízima infinita periódica, logo é irracional.
é um número racional
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O valor de (- 5)2 é:
– 10
+ 10
– 25
+ 25
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
QUAL O VALOR DE (-9) . (-7)?
-63
-16
+63
+16
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Quanto é (-7) . (-3) . 4 ?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Seja a um número maior que 1.
Qual das expressões seguintes é equivalente à expressão
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