Search Header Logo

Równania kwadratowe

Authored by Renata Powroźnik

Mathematics

9th Grade

Used 23+ times

Równania kwadratowe
AI

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

    Content View

    Student View

17 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Rozwiązanie równania x2 + 2x = 0 to:

x = 0 lub x = 2

x = 0 lub x = −2

x = 2

x = −2

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Rozwiązanie równania x2 − 9 = 0 to:

x = 3

x = -3 lub x = 3

x = 0 lub x = 3

x = 9

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Oblicz wyróżnik trójmianu kwadratowego  y=2x22x 14y=2x^2−\sqrt{2}x\ -\frac{1}{4}  

 Δ=2\Delta=2  

 Δ=3\Delta=-3  

 Δ=1\Delta=1  

 Δ=4\Delta=4  

 Δ=2\Delta=-2  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Rozwiązaniem  równania  36x2=6x36x^2=6x  jestest:

 x=3 , x=19x=3\ ,\ x=\frac{1}{9}  

 x=0 , x=16x=0\ ,\ x=\frac{1}{6}  

 x=0 , x=13x=0\ ,\ x=\frac{1}{3}  

 x=6 , x=16x=6\ ,\ x=\frac{1}{6}  

 x=16 , x=3x=\frac{1}{6}\ ,\ x=3  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Rozwiąż równanie  x+10=3x2x+10=3x^2  

 x1=53 , x2=2x_1=\frac{5}{3}\ ,\ x_2=-2  

 x1=53 , x2=2x_1=-\frac{5}{3}\ ,\ x_2=2  

 x1=53 , x2=2x_1=\frac{5}{3}\ ,\ x_2=2  

 x1=5 , x2=6x_1=5\ ,\ x_2=-6  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Rozwiązanie równania  4x(x+6)=04x(x+6)=0  to:

 x1=0, x2=6x_1=0,\ x_2=−6  

 x1=0 , x2=6x_1=0\ ,\ x_2=6  

 x1=0 , x2=212x_1=0\ ,\ x_2=\frac{2}{12}  

 x2=3 , x1=16x_2=3\ ,\ x_1=-\frac{1}{6}  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

W równaniu -x2-2x+3=0

a=-x2, b=2x, c=3

a=-1, b=2, c=3

a=-x2, b=-2x, c=3

a=-1, b=-2, c=3

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Microsoft

Continue with Microsoft

or continue with

Facebook

Facebook

Apple

Apple

Others

Others

Already have an account?