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'. x = -1 x = 2:




x = -1 x = 2:

f (-1) = -1 + e l = e l, f(2) = 2 -2 = 2 .

f(x): f'(x) = (x + - x)1 = 1 - -x. :

f'(x) = 0; 1 - -x = 0; 1 - = 0; x = 1; x = 0.

x = 0: f(0) = 0 += 1.

- 1 1,72, 2 - 1,86 1 2 - , -1.

³: f. = f(2) =2 - ; f. = f(0) = 1.

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