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Solve as directed : x/2 - x/3 + x/5 le 11/3 for non-negative real numbers. |
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Answer» Solution : x/2 - x/3 + x/5 `LE` 11/3 `rArr (15x-10x-6x)/30 le 11/3` `rArr 11x le (11/3) XX 30` `rArr 11x le 110 `rArr x le 10 If x is a non NEGATIVE real number then the solution set is S = {x:x `in` R and `0 le x le 10`} = {0, 10 } |
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