David10111
David10111
26-03-2016
Mathematics
contestada
what's the answer? I really need help
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Аноним
Аноним
26-03-2016
We have 2 areas for function. When x < 1 and when x≥1.
For F(-2) we choose the first one.
f(x) = 3x^2-1 when x<1;
f(-2)=3*4-1=11 - the answer.
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