

7.r Linearna ovisnost (R2)
Flashcard
•
Mathematics
•
7th Grade
•
Practice Problem
•
Easy
Karolina Bogdanovic
Used 3+ times
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5 questions
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1.
FLASHCARD QUESTION
Front
Linearna ovisnost zadana je formulom
𝒚 = −𝒙 + 𝟒. Za koju vrijednost x zadana linearna ovisnost poprima vrijednost:
a) 𝒚 = 𝟎
b) 𝒚 = 4
c) 𝒚 = 5
Back
Rješenje:
a) x = 4
b) x = 0
c) x = −1
2.
FLASHCARD QUESTION
Front
Back
Rješenje:
a) x = 0
b) x = −2
c) x = 8
3.
FLASHCARD QUESTION
Front
Dopuni tablicu:
Back
4.
FLASHCARD QUESTION
Front
Veza između mase i cijene zlata dana je formulom y = 50x, gdje je y cijena zlata u eurima, a x gram zlata.
a) Koliko iznosi cijena 30 grama zlata?
b) Koliko se grama zlata može kupiti za 100 000 eura?
Back
Rješenje:
a) 1 500 €
b) 2 000 g
5.
FLASHCARD QUESTION
Front
Veza između potrošenih eura y i cijene poruke x nekog mobilnog operatera dana je formulom 𝑦 = 0.08𝑥.
a) Koliko eura treba za slanje 25 poruka?
b) Koliko se poruka može poslati ako je stanje računa na mobitelu 8 eura?
Back
a) 2 €
b) 100 poruka
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