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Lala1345

  • 2 years ago

Binary Operation Given that m*n= √m²-n, evaluate: a) 4*2

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  1. myininaya
    • 2 years ago
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    so m=4 and n=2

  2. myininaya
    • 2 years ago
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    \[\sqrt{m^2-n} \text{ or } \sqrt{m^2}-n ?\]

  3. Lala1345
    • 2 years ago
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    The first one

  4. myininaya
    • 2 years ago
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    Replace m with 4 and n with 2.

  5. myininaya
    • 2 years ago
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    \[\sqrt{4^2-2}\] Now follow the operations inside the square root.

  6. Lala1345
    • 2 years ago
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    √16-2

  7. Lala1345
    • 2 years ago
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    √14

  8. myininaya
    • 2 years ago
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    Yep.

  9. Lala1345
    • 2 years ago
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    Now i have to find the square root of 14 :/

  10. myininaya
    • 2 years ago
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    did it say to approximate? if not then sqrt(14) is your answer

  11. Lala1345
    • 2 years ago
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    Oh Okay, thanks :)

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