*! ( / * # + #/ # /
, %#/ 26.
# 26.
1. .* $ %#/ f !+ 0 [a,b], F – + 3 0 / $ %## f, F1 - + 3 0 / $ %## f [a,b].
#, ) * + ( #+ + * +
F (b) - F (a) £ F1 (b) - F1 (a).
2. .* $ %#/ f !+ 0 [a,b], f(a)<0, f(b)>0, F - + 3 0 / $ %## f, F1 - + 3 0 / $ %## f [a,b]. #, ) 2 +! # */ + * +
F (b) - F (a) = F1 (b) - F1 (a).
3. |
.* $ %#/ f 3!+ |
0 [a,b] # f ³ 0 |
1 0, $ %#/ g # & # # 0 |
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[a,b]. #, ) * 6 * + ) x Î[a, b] /, ) * + ( #+ $ |
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b |
b |
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( fg )(x)dx = f (b) g (x)dx. |
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a |
x |
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4. |
2 # + 0 )# ' $ + ' ! * ( 0 ) ## 0 # f(a) |
f(a+0) # f(b) f(b-0)? |
5. |
2 # + 0 )# ' $ + ' ! * ( 0 ) ## 0 # f(a) |
3 0 ) # A, |
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A £ f (a + 0) , f(b) 0 # |
3 0 ) # B, B ³ f (b - 0) ? |
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6. |
.* $ %#/ f !+ |
0 [a,b], $ %#/ g # & # # 1 0. #, ) |
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* 6 * + ) x Î[a, b] /, ) * + ( #+ $ |
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b |
b |
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( fg )(x)dx = f (x ) g (x)dx.
a a
7. .* $ %#/ f !+ 0 [a,b], $ %#/ g # & # # # g ³ 0 1 0. #, ) * 6 * + ) x Î[a, b] /, ) * + ( #+ $
b b
( fg )(x)dx = f (x ) g (x)dx.
a |
a |
8. .* $ %## f # g # & # ! # |
0 [a,b], g ³ 0 1 0 # |
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