Pierwiastki
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40 QuestionsShow answers
  • Question 1
    30 seconds
    Q.

    Oblicz:

    √16 =

    answer choices

    8

    4

    √4

    √8

  • Question 2
    30 seconds
    Q.

    Oblicz:

    √81 =

    answer choices

    3

    9

    √3

    √9

  • Question 3
    30 seconds
    Q. Oblicz:
    √64 = 
    answer choices
    64
    8
    4
    6
  • Question 4
    30 seconds
    Q. Oblicz:
    √225 = 
    answer choices
    25
    125
    15
    9
  • Question 5
    900 seconds
    Q. Oblicz:
    answer choices
    0,02
    0,2
    0,4
    0,04
  • Question 6
    900 seconds
    Q. Oblicz 
    answer choices
    1 ⅔
    ¾
  • Question 7
    900 seconds
    Q. Oblicz 
    answer choices
    1 ¼
    ½
  • Question 8
    900 seconds
    Q. Oblicz 
    answer choices
    1⅓
    2⅔
    ¼
  • Question 9
    900 seconds
    Q. √25  -  √16 =
    answer choices
    1
    9
    3
    2
  • Question 10
    900 seconds
    Q. √81  + √4 =
    answer choices
    85
    7
    9
    11
  • Question 11
    900 seconds
    Q. √9 : √4
    answer choices
    2
    2,5
    1,5
  • Question 12
    45 seconds
    Q.
    answer choices
    100
    10
    5
    20
  • Question 13
    30 seconds
    Q. √2 ⋅ √8 =
    answer choices
    16
    10
    4
    √10
  • Question 14
    30 seconds
    Q.

    (√7)2 =

    answer choices

    49

    7

    14

    9

  • Question 15
    30 seconds
    Q. (√3)2 =
    answer choices
    2
    3
    9
    6
  • Question 16
    30 seconds
    Q. √50 : √2 =
    answer choices
    5
    25
    2
    50
  • Question 17
    30 seconds
    Q.
    answer choices
    1444
    76
    38
    19
  • Question 18
    300 seconds
    Q.

    Wyłącz czynnik przed pierwiastek √18

    answer choices

    2√3

    3√3

    9√2

    3√2

  • Question 19
    300 seconds
    Q.

    Wyłącz czynnik przed pierwiastek √63

    answer choices

    3√7

    7√2

    9√2

    2√10

  • Question 20
    300 seconds
    Q.

    Wyłącz czynnik przed pierwiastek √162

    answer choices

    9√2

    4√5

    8√13

    4√11

  • Question 21
    300 seconds
    Q. Oblicz 
    answer choices
    5√2
    2
    2√2
    √2
  • Question 22
    60 seconds
    Q.
    answer choices
    - 10
    14
    - 9
    10
  • Question 23
    45 seconds
    Q.

    Włącz czynnik pod pierwiastek:

    3√3

    answer choices

    √9

    √6

    √27

    √18

  • Question 24
    30 seconds
    Q.

    Włącz czynnik pod pierwiastek:

    4√3

    answer choices

    √12

    √24

    √27

    √48

  • Question 25
    30 seconds
    Q. √50 =
    answer choices
    2√5
    5√2
    10√5
    5√10
  • Question 26
    30 seconds
    Q. 4√3 =
    answer choices
    √12
    √7
    √48
    √36
  • Question 27
    30 seconds
    Q. 3√2 ⋅ 2√3 =
    answer choices
    6√6
    6
    12
    36√6
  • Question 28
    30 seconds
    Q.

    3√2 + 5√2 =

    answer choices

    8√4

    30

    8√2

    8√22

  • Question 29
    30 seconds
    Q.

    3√2 ⋅ 4√3 =

    answer choices

    7√3

    12√2

    12√6

    7√6

  • Question 30
    30 seconds
    Q.

    √20 =

    answer choices

    2√5

    4√5

    √5

    5√2

  • Question 31
    30 seconds
    Q.

    √2 + √2 + √2 =

    answer choices

    √8

    √2

    √6

    3√2

  • Question 32
    30 seconds
    Q.

    (3√2)2 =

    answer choices

    6

    12

    18

    16

  • Question 33
    30 seconds
    Q.

    ∛27 =

    answer choices

    27

    3

    9

    ∛3

  • Question 34
    30 seconds
    Q.

    √6 można zapisać pomiędzy

    answer choices

    2<√6<3

    1<√6<2

    3<√6<4

    4<√6<5

  • Question 35
    30 seconds
    Q.

    5<√30<6

    answer choices

    prawda

    fałsz

  • Question 36
    30 seconds
    Q.

    √12 ⋅ √3 =

    answer choices

    √15

    36

    6

    4

  • Question 37
    30 seconds
    Q.

    √300 : √3 =

    answer choices

    3

    9

    10

    100

  • Question 38
    30 seconds
    Q.

    ∛5 ⋅ ∛25 =

    answer choices

    25

    5

    30

    ∛75

  • Question 39
    30 seconds
    Q.

    ∛54 =

    answer choices

    3∛2

    2∛3

    27

    ∛27

  • Question 40
    30 seconds
    Q.

    ∛4 ⋅ ∛16 =

    answer choices

    4

    8

    12

    6

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