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Esplorando la Funzione Esponenziale

Authored by anna iacobbe

Mathematics

8th Grade

Esplorando la Funzione Esponenziale
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Definisci la funzione esponenziale.

La funzione esponenziale è f(x) = x^2.

La funzione esponenziale è definita come f(x) = log(a) x.

La funzione esponenziale è f(x) = a * x, con a < 0.

La funzione esponenziale è definita come f(x) = a^x, con a > 0.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual è il valore di f(2) se f(x) = 3^x?

6

12

9

3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Rappresenta graficamente la funzione f(x) = 2^x.

The graph of f(x) = 2^x is an upward-sloping curve that passes through the point (0,1) and approaches the x-axis as x decreases.

The graph of f(x) = 2^x is a parabola that opens downwards and intersects the y-axis at (0,2).

The graph of f(x) = 2^x is a horizontal line that approaches the y-axis as x increases.

The graph of f(x) = 2^x is a downward-sloping line that passes through the point (0,0).

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Risolvi l'equazione 5^x = 125.

2

4

5

3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Calcola f(0) per la funzione f(x) = e^x.

1.5

e

0

1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual è il dominio della funzione esponenziale?

R

R+

R-

R*

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Rappresenta graficamente la funzione f(x) = 0.5^x.

The graph of f(x) = 0.5^x is a decreasing exponential curve that approaches the x-axis as x increases.

The graph of f(x) = 0.5^x is a parabolic curve that opens upwards.

The graph of f(x) = 0.5^x is an increasing linear function.

The graph of f(x) = 0.5^x is a constant function that equals 0.5.

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