|2x-5|/(x²-16)≥0
1)x<2,5<br>(5-2x)/(x-4)(x+4)≥0
x=2,5 x=4 x=-4
+ _ + _
----------------(-4)--------------[2,5]--------------(4)------------------
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x<-4<br>2)x≥2,5
(2x-5)/(x-4)(x+4)≥0
_ + _ +
----------------(-4)--------------[2,5]--------------(4)------------------
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x>4 U x=2,5
x∈(-∞;-4) U (4;∞) U {2,5}
Ответ наименьшее положительное х=2,5