djdouglasturner78
djdouglasturner78
23-03-2014
Mathematics
contestada
if f(x)=2x+1,what is f(-3)
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Аноним
Аноним
23-03-2014
[tex]f(x)=2x+1\\\\x=-3\\\\f(-3)=2\cdot(-3)+1=-6+1=-5[/tex]
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MathG33k
MathG33k
23-03-2014
This just means substitute -3 as x, so its -5
Answer Link
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