arlenesalcedo03
arlenesalcedo03
28-09-2016
Mathematics
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F(x)=x^-2x+4 find f(-1)
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caylus
caylus
03-10-2016
Hello,
[tex]f(x)=x^{-2}+4\\ f(-1)=(-1)^{-2}+4= \dfrac{1}{(-1)^2} +4=1+4=5\\ [/tex]
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