f
y = f(x) y = f(x)
f
f
f
f
f
f
1
-x+1 x " (-", -1)
f f(x) =
-2x + 1 x " 0, +")
f
f
-2 1
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ôÅ‚
ôÅ‚ -2x x " (-", 0)
òÅ‚
f f(x) = -x2 + 2x + 3 x " 0, 3
ôÅ‚
ôÅ‚
x-3
ół 1
x " (3, ")
4
f
f(x) e" 1
 D ZW
f(x1), f(x0), limxx- f(x), limxx+ f(x), limxx1 f(x), limx" f(x), limx-" f(x)
0 0
x0 = 2, x1 = 4
x0 = -1, x1 = 0
x0 = 1, x1 = 3
x0 = 3, x1 = 6
x0 = 0
x0 = 1
x0 = 0
x0 = 1, x1 = -1
x0 = 3, x1 = 5
x
x " (-", -2)
x+2
f(x) = , x0 = -2, x1 = 0
x2 - 3x + 2 x " [-2, ")
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ôÅ‚ -x2 - 6x - 8 x " (-", -2
ôÅ‚
ôÅ‚
ôÅ‚
òÅ‚
-2x + 1 x " (-2, 0)
f(x) = , x0 = -2, x1 = 0
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ex
ôÅ‚ - 1 x " 0, 2)
ôÅ‚
ôÅ‚
ôÅ‚
ół
ln (x - 1) x " 2, e2
Å„Å‚
ôÅ‚
ôÅ‚ ex+2 - 2 x " (-", -2
ôÅ‚
ôÅ‚
ôÅ‚
òÅ‚
ln (x + 2) - 1 x " (-2, -1)
f(x) = , x0 = -2, x1 = 0
ôÅ‚
x x " -1, 1
ôÅ‚
ôÅ‚
ôÅ‚
ôÅ‚
x+5
ół
x " (1, ")
x-1
Å„Å‚
7-x
ôÅ‚
x " (-", -1)
ôÅ‚
òÅ‚
"x+1
f(x) = , x0 = -1, x1 = 0
x + 1 x " -1, 0
ôÅ‚
ôÅ‚
ół
e-x x " (0, ")
1 3 3
f(x) = x2 - x - f(x) = -1x2 + x +
2 2 2
" "2
f(x) = x - 2 f(x) = -x
f(x) = (1)x+1 - 2 f(x) = -2x + 1
2
2x+1
f(x) = ln (x + 1) f(x) =
x-1