jamaria2001 jamaria2001
  • 01-05-2018
  • Mathematics
contestada

What is the value of the rational expression 2x+1/x2 when x = 5?

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Аноним Аноним
  • 01-05-2018

[tex] \dfrac{2x + 1}{ {x}^{2} } \\ = \dfrac{2(5) + 1}{ {5}^{2} } \\ = \dfrac{11}{25} [/tex]

Answer is 11/25.

Hope this helps. - M
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IIButterflyKissesII
IIButterflyKissesII IIButterflyKissesII
  • 01-05-2018
Just plug it in!
2(5)+1/(5)2
So 1/5*2=2/5
then 2*5=10 so
10 2/5
I'm think; the fraction is quite confusing because I'm not sure whether it is (1/x)2 or 1/(x2). 
 I solved for (1/x)2.
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