Evaluate the piecewise defined function at the indicated values.

Algebra
Tutor: None Selected Time limit: 1 Day

f(x) = 

x2 + 4x     if x ≤ −1

x if −1 < x ≤ 1

−1 if x > 1

f(−2) =  

F(-3/2)  

f(−1) =  

f(0) =  

f(15) =  

Feb 6th, 2015

f(−2) = (-2)^2 + 4*(-2)=4-8=-4

F(-3/2) = (-3/2)^2 + 4*(-3/2)=9/4-6=9/4-24/4=-15/4

f(−1) = (-1)^2 + 4*(-1)=1-4=-3

f(0) = 0

f(15) =-1


Feb 6th, 2015

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