Let f be defined by
f(x) = 2 - x if x <= 1
f(x) = 2x - x^2 if x > 1
Calculate f(-3) + f(0) + f(3).
For f (-3) -3 <=1 sooo f(-3) = 2 - (-3) = 5
for f(0) 2-(0) = 2
for f(3) 3 > 1 soooo f(3) = 2(3)- (3)^2 = -3 5 +2 + (-3) = __________
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