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Ruutvõrrandi graafiline lahendamine

Si Re 10 questions

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Questions in this quiz (10)

  1. 1Leia jooniselt ruutvõrrandi -8x^2+2x=0 lahendid.
    x=[blank_start]0[blank_end] ja x=[blank_start]0,25[blank_end]
    Image for question 1
    1. A0,25
    2. B0
  2. 2Leia jooniselt ruutvõrrandi 3x^2+4,5x=0 lahendid.
    x=[blank_start]-1,5[blank_end] ja x=[blank_start]0[blank_end]
    Image for question 2
    1. A0
    2. B-1,5
  3. 3Leia jooniselt ruutvõrrandi -5x^2+4,5x-2=0 lahendid.
    Vastus; [blank_start]Reaalarvulised[blank_end] [blank_start]lahendid[blank_end] [blank_start]puuduvad[blank_end]
    Image for question 3
    1. AReaalarvulised
    2. Blahendid
    3. Cpuuduvad
  4. 4Leia jooniselt ruutvõrrandi x^2- 2x-3=0 lahendid.
    Vastus: x=[blank_start]-1[blank_end] ja x=[blank_start]3[blank_end]
    Image for question 4
    1. A-1
    2. B3
  5. 5Leia jooniselt ruutvõrrandi -0,5x^2- 2=0 lahendid.
    Vastus: x=[blank_start]-2[blank_end] ja x=[blank_start]2[blank_end]
    Image for question 5
    1. A-2
    2. B2
  6. 6Leia jooniselt ruutvõrrandi -1,5x^2=0 lahendid.
    Vastus: x=[blank_start]0[blank_end] ja x=[blank_start]0[blank_end]
    Image for question 6
    1. A0
    2. B0
  7. 7Leia jooniselt ruutvõrrandi x^2-5x+4=0 lahendid.
    Vastus: x=[blank_start]1[blank_end] ja x=[blank_start]4[blank_end]
    Image for question 7
    1. A1
    2. B4
  8. 8Leia jooniselt ruutvõrrandi 4x^2+4x+1=0 lahendid.
    Vastus: x=[blank_start]-0,5[blank_end] ja x=[blank_start]-0,5[blank_end]
    Image for question 8
    1. A-0,5
    2. B-0,5
  9. 9Leia jooniselt ruutvõrrandi 2,5x^2+5x+4=0 lahendid.
    Vastus: [blank_start]Reaalarvulised[blank_end] [blank_start]lahendid[blank_end] [blank_start]puuduvad[blank_end]
    Image for question 9
    1. AReaalarvulised
    2. Blahendid
    3. Cpuuduvad
  10. 10Leia jooniselt ruutvõrrandi -4x^2+4x-1=0 lahendid.
    Vastus: x=[blank_start]0,5[blank_end] ja x=[blank_start]0,5[blank_end]
    Image for question 10
    1. A0,5
    2. B0,5

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Description
Leia jooniselt ruutvõrrandi lahendid.
Author
Si Re
Language
English
Views
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