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05-10-2018
Mathematics

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What is the value of f(-3)

F(x)={ -2 if x<-3
4x if -3 _^< x _^<-1
X^2 if x >-1

Respuesta :

08-10-2018

[tex]f(x)=\left\{\begin{array}{ccc}-2&if&x < -3\\4x&if&-3\leq x\leq-1\\x^2&if&x > -1\end{array}\right\\\\-3\leq-3\leq-1\to f(x)=4x\\\\f(-3)=4(-3)=-12[/tex]

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