Matematika 8 - rovnice - jednoduché opakování

Authored by Marek Seghman

Mathematics

8th Grade

Used 3+ times

Matematika 8 - rovnice - jednoduché opakování

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Každá rovnice je rozdělená na:

pravou a levou stranu, které jsou ekvivalentní

levou a pravou stranu, vzájemně se nerovnají

stranu s neznámou a stranu bez neznámé

dvě jinak velké části (takzvané kvartály)

FILL IN THE BLANKS QUESTION

1 min • 1 pt

$2x-4=10$
x= (a)

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Urči správně množství procent (vyjádřené neznámou x,) které musí Stela získat, abychom si v hodině zabeatboxovali

$x<90$

$x>90$

$x\le90$

$x\ge90$

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

$x^2-2x=x^2+4$
x=____

x = -2

x = 2

$x_1=2\ ;\ x_2=-2$

rovnice nemá řešení

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Uprav podle vzorce:
$\left(4x+3y\right)^2$

$\left(16x^2+12xy+9y^2\right)$

$\left(16x^2+24xy+9y^2\right)$

$\left(4x+3y+3y+4x\right)$

$\left(16^2+24xy+9^2\right)$

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Uprav výraz na co nejvíce kompaktní:
$s\cdot u\cdot s\cdot s\cdot y\cdot b\cdot a\cdot k\cdot a=$
(Např. $x\cdot x\cdot x\cdot y\cdot y\cdot y\cdot a\cdot a\cdot3\ =3a^2x^3y^3$ )

$amoguus$

$sussybaka$

$a^2bks^3uy$

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Matematika 8 - rovnice - jednoduché opakování

Každá rovnice je rozdělená na:

2x−4=102x-4=102x−4=10 x= (a)

Urči správně množství procent (vyjádřené neznámou x,) které musí Stela získat, abychom si v hodině zabeatboxovali

x2−2x=x2+4x^2-2x=x^2+4x2−2x=x2+4 x=____

Uprav podle vzorce: (4x+3y)2\left(4x+3y\right)^2(4x+3y)2

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Discover more resources for Mathematics

$2x-4=10$
x= (a)

$x^2-2x=x^2+4$
x=____

Uprav podle vzorce:
$\left(4x+3y\right)^2$