Jednoduché logaritmické rovnice I | math4u.vsb.cz

Pridané používateľom michaela.bailova dňa Pi, 04/05/2024 - 12:38

Project ID:

7100020065

Accepted:

Podoblasť:

Logaritmické rovnice a nerovnice

Typ:

Layout:

Question:

Vytvorte zodpovedajúce dvojice, ktoré obsahujú rovnicu a všetky jej riešenia.

Questions Title:

Rovnica

Answers Title:

Riešenia

Question 1:

\log_{2} (x + 3) = 2

Answer 1:

1

Question 2:

\log_{x} 16 = 2

Answer 2:

4

Question 3:

\log_{| x |} 9 = 2

Answer 3:

- 3; 3

Question 4:

\log_{x^{2}} 16 = 2

Answer 4:

- 2; 2

Question 5:

\log_{2} (x + 2) = 3

Answer 5:

$6$

Question 6:

\log_{10} (2 x + 4) = 1

Answer 6:

3

Question 7:

\log_{2} | x - 3 | = 0

Answer 7:

2; 4

Question 8:

\log_{10} (x + 3) = 0

Answer 8:

- 2

Question 9:

\log_{\frac{1}{3}} 27 = 3 x

Answer 9:

- 1