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123 *5 ,67(x1v-2, x2 >- 2.
(g(x) = f(x) - f( - 4 - x)> 8g(x) = f(x) + f( - 4 -x) = (x + 2)ex(l - e*2(2+9
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CDg(x)>g(-2) = 0,CD:x>-2; f(x) > f( - 4 - x).
12Xz>-2,CD
EFf()>f(-4-X2) , 1 2 -4-X2<-2,G)H(-8,-2)? @ A I C D \ V-4-X2 O
X] + X2 <- 4.
5
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