Blandade repetitionsuppgifter funktioner Ma2C: Skillnad mellan sidversioner

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Rad 3: Rad 3:
## Bestäm <math>f(5)</math>
## Bestäm <math>f(5)</math>
## Bestäm <math>f(a-3)</math>
## Bestäm <math>f(a-3)</math>
 
# Bestäm parabelns ekvation utifrån grafen nedan. (Boken s 150-151)[[Fil:Repetitionsuppgift2.png|200px|right|Uppg 2]]
 
# Har  <math>y(x) = -4x^2 - 2x + 1</math> några nollställen?
2 Bestäm parabelns ekvation utifrån grafen nedan.  
## Har kurvan max- eller minpunkt?
 
## Vad har den för symmetrilinje?
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# Grafen visar en exponentialfunktion på formen <math>y = C*a^x</math>. Vad har C och a för värden?
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3 Har  <math>y(x) = -4x^2 - 2x + 1</math> några nollställen?
# Har kurvan max- eller minpunkt?
# Vad har den för symmetrilinje?
 
 
4 Grafen visar en exponentialfunktion på formen <math>y = C*a^x</math>. Vad har C och a för värden?


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Versionen från 25 april 2012 kl. 07.28

  1. Vad har funktionen för värdemängd respektive definitionsmängd?
    Uppg 1
    Uppg 1
  2. Vi har [math]\displaystyle{ f(x) = x^2 + 2x + 1 }[/math].
    1. Bestäm [math]\displaystyle{ f(5) }[/math]
    2. Bestäm [math]\displaystyle{ f(a-3) }[/math]
  3. Bestäm parabelns ekvation utifrån grafen nedan. (Boken s 150-151)
    Uppg 2
    Uppg 2
  4. Har [math]\displaystyle{ y(x) = -4x^2 - 2x + 1 }[/math] några nollställen?
    1. Har kurvan max- eller minpunkt?
    2. Vad har den för symmetrilinje?
  5. Grafen visar en exponentialfunktion på formen [math]\displaystyle{ y = C*a^x }[/math]. Vad har C och a för värden?

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