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Mathematics

7th

grade

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Operații cu numere reale

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14 questions

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  • 1. Multiple Choice
    5 minutes
    1 pt

    Rezultatul calculului  36+64\sqrt{36}+\sqrt{64}  este

    100

    10

    14

     14\sqrt{14}  

  • 2. Multiple Choice
    5 minutes
    1 pt

    Rezultatul calculului  9+16\sqrt{9+16}  este

    5

    25

    7

     7\sqrt{7}  

  • 3. Multiple Choice
    5 minutes
    1 pt

    Comparând numerele a=3 5\sqrt{5}  și b=7, obținem

    a >>  b

    a <<  b

    a=b

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