Metoda Cramer

Metoda Cramer

11th - 12th Grade

5 Qs

quiz-placeholder

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Metoda Cramer

Metoda Cramer

Assessment

Quiz

Mathematics

11th - 12th Grade

Practice Problem

Medium

Created by

Nicoleta Balosin

Used 9+ times

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5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pentru ca un sistem de ecuații liniare sa fie de tip  Cramer, determinantul matricei sale va fi:

nul

diferit de zero

pozitiv

negativ

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Pentru a afla necunoscuta x a unui sistem de ecuații liniare, prin metoda Cramer, aplicăm formula:

 ΔxΔy\frac{\Delta x}{\Delta y}  

 ΔxΔ\frac{\Delta x}{\Delta}  

 ΔΔx\frac{\Delta}{\Delta x}  

 ΔyΔx\frac{\Delta y}{\Delta x}  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Determinantul matricei sistemului de ecuații liniare din imagine este egal cu:

11

5

-11

-5

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Soluția sistemului de ecuații liniare din imagine este:

S={(-2,-1)}

S={(2,-1)}

S={(-2,1)}

S={(2,1)}

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

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