Formeln för en linjär funktion?

Repetitionstest

Quiz
•

Albin Andersson
•
Mathematics
•
8th - 9th Grade
•
11 plays
•
Hard
Student preview

11 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Vilken förändringsfaktorn representerar en sänkning med 25%.
0,75
0,25
125
1,25
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Vilken formel stämmer? Ingångsavgiften för att hyra en dator är 50 kronor, därefter kostar det 25 kronor per timme att hyra en dator.
y=Totala kostnaden att hyra datorn
x=Timmar
x=25y+50
y=50+25
y=25x+50
y=50x+25
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Vilken linje är parallell med y=2x+5 och går igenom punkten (1,1)?
(Svår fråga!)
y=2x+1
y=3x+5
y=-2x+3
y=2x-1
y=-4x+5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Priset x kr höjdes med 25% under ett år. Nästa år höjdes priset på bilen med 35%. Vilket uttryck stämmer med bilens nya värde?
1,6*x
0,25*0,35*x
0,75*0,65*x
1,25*1,35*x
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Vilken är regeln som beskriver sambandet.
y=... ja vad?
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Vilken formel har störst lutning?
y= 3x+2
y= 4x-5
y= 2x+12
y= -5x
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