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Is the number 5+−75 + -7 rational or irrational?\newlineChoices:\newline(A) rational\newline(B) irrational

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Full solution

Q. Is the number 5+−75 + -7 rational or irrational?\newlineChoices:\newline(A) rational\newline(B) irrational
  1. Evaluate 5+(−7)5 + (-7): Evaluate 5+(−7)5 + (-7).
    5+(−7)5 + (-7)
    = 5−75 - 7
    = −2-2
  2. Identify number type: Identify whether −2-2 is a rational or irrational number.−2-2 can be expressed as a fraction −2/1-2/1, which means it is a rational number.

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