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2 months ago
mihaelastoica
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9 QuestionsShow answers
  • Question 1
    300 seconds
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    Q.

    Efectuând calculul  170+25132 17^0+25^1-3^2\   obținem:

    answer choices

    16

    20

    17

    19

  • Question 2
    300 seconds
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    Q.

    Soluția calculului  535^3  este:

    answer choices

    15

    10

    5

    125

  • Question 3
    300 seconds
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    Q.

    Efecând calculul  5225^{2^2}  obținem:

    answer choices

    625

    25

    20

    100

  • Question 4
    300 seconds
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    Q.

    Calculând  132200÷5213^2-200\div5^2  obținem:

    answer choices

    18

    161

    6

    163

  • Question 5
    300 seconds
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    Q.

    Care din numerele următoare sunt pătrate perfecte 123; 1152; 225; 3412^3;\ 115^2;\ 225;\ 3^4  ?

    answer choices

     1152;225115^2;225  

     123; 22512^3;\ 225  

     1152; 225; 34115^2;\ 225;\ 3^4  

     1152115^2  

  • Question 6
    300 seconds
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    Q.

    Spuneți valoarea de adevăr a propoziției :numărul  3082308^2  este pătrat perfect.

    answer choices

    adevărat

    fals

  • Question 7
    900 seconds
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    Q.

    Spuneți valoarea de adevăr a propoziției: 1348 este pătrat perfect.

    answer choices

    adevărat

    fals

  • Question 8
    300 seconds
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    Q.

    Efectuînd calculul  144÷32 310144\div3^2\ -31^0  obținem:

    answer choices

    15

    24

    23

    18

  • Question 9
    300 seconds
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    Q.

    Efectuând  211+2102421^1+21^0-2^4  obținem:

    answer choices

    5

    13

    6

    4

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