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Egyenletek

Authored by Skultéty Katalin

Mathematics

12th Grade

CCSS covered

Used 4+ times

Egyenletek
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10 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 4x22x4x-2\le2x  

 x1x\le1  

 x1x\ge1  

 x(1)x\le\left(-1\right)  

Tags

CCSS.7.EE.B.4B

2.

MULTIPLE SELECT QUESTION

5 mins • 1 pt

Melyek a  4x2+8x=04x^2+8x=0   egyenlet valós megoldásai?

 x=2x=2  

 x=0x=0  

 x=4x=4  

 x=2x=-2  

Tags

CCSS.HSA-REI.B.4B

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Hány valós megoldása van az  x2+25=11x^2+25=-11  egyenletnek?

0

1

2

3

Tags

CCSS.HSA-REI.B.4B

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

3x - y = -10 és x + y = - 2 egyenletrendszer megoldása:

M(3; 1)

M(-3; -1)

M(-3; 1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 2x+22x1=162^x+2\cdot2^{x-1}=16  

1

2

3

4

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 22x72x=82^{2x}-7\cdot2^x=8  

1

2

3

4

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Add meg a  sinx=0\sin x=0  valós megoldásait!

 x=π2+k2π   kϵZx=\frac{\pi}{2}+k2\pi\ \ \ k\epsilon Z 

 x=kπ    kϵZx=k\pi\ \ \ \ k\epsilon Z 

 x=0+k2π   kϵZx=0+k2\pi\ \ \ k\epsilon Z 

 x=π2+kπ     kϵZx=\frac{\pi}{2}+k\pi\ \ \ \ \ k\epsilon Z  

Tags

CCSS.HSF.TF.B.7

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