A9_Funções de crescimento
Quiz
•
Mathematics
•
12th Grade
•
Practice Problem
•
Hard
Diana Ramalho
Used 4+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a função genérica que representa uma função exponencial?
f(x) = 2x + 3
f(x) = 3x
f(x) = 2x² - 3x + 4
f(x) = log x
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual é o valor numérico de f(4) na função f(x) = 2x²
16
32
36
64
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual o resultado da equação exponencial 2X = 16?
x
2
4
16
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Considera que o número de células de um embrião, contadas diariamente desde o dia da fecundação do óvulo até o 30º dia de gestação, forma a sequência:
1, 2, 4, 8, 16, ...
A função que mostra o número de células, conforme o número de dias x, é
f: {𝑥 ∈ ℕ; 1 ≤ 𝑥 ≤ 30} → ℕ ;
f(x)=2x - 1
f(x)=2x-1
2x - 1
x² - 1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Uma função logarítmica será crescente quando a base "a" for:
Menor que 1.
Maior que 0.
Entre zero e 1.
Maior de 1.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A função inversa da função logarítmica é:
A função do 2° grau.
A função do 1° grau.
A função afim.
A função exponencial.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual é o valor de log3 27?
3
4
6
9
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