aaronig
aaronig
25-05-2018
Mathematics
contestada
What is the solution of 1/x+1/3<1/5
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gmany
gmany
31-05-2018
[tex]\dfrac{1}{x}+\dfrac{1}{3} < \dfrac{1}{5}\ \ \ |\cdot15\\\\\dfrac{15}{x}+5 < 3\ \ \ |-3\\\\\dfrac{15}{x}+2 < 0\\\\\dfrac{15}{x}+\dfrac{2x}{x} < 0\\\\\dfrac{15+2x}{x} < 0\to x(15+2x) < 0\\\\x=0;\ x=-\dfrac{15}{2}\\\\Answer:\ -\dfrac{15}{2} < x < 0[/tex]
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alonzobell672
alonzobell672
03-05-2020
Answer A
just took test so you don't have to read all of that
Step-by-step explanation:
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