Mathematics
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current location:Mathematical operation > History of Inequality Computation > Answer
    Overview: 1 questions will be solved this time.Among them
           ☆1 inequalities

[ 1/1Inequality]
    Assignment:Find the solution set of inequality (a+3)/(5-a) >= 1 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality:
         ( a + 3 ) / ( 5 - a ) >= 1         (1)
        From the definition field of divisor
         5 - x ≠ 0        (2 )

    From inequality(1):
         1 ≤ a ≤ 5
    From inequality(2):
         a < 5 或  a > 5

    From inequalities (1) and (2)
         1 ≤ a < 5    (3)

    The final solution set is :

         1 ≤ a < 5




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