1. . , f(x)=0 f(x) , .. x, .
2. -1 1 0,2. . 1., 2 : = A2^3 - 0,01*A2^2 - 0,7044*A2 + 0,139104. , x, , . , , .. , : [-1,-0.8], [0.2,0.4] [0.6,0.8].
. 1
3. . .
4. (. . 2).
. 2
5. , , ( , ). , , . , , .
6. (. . 3) , 14.
. 3
7. . 15 16 (. . 4).
. 4
1
1.
1
2. ex - (2x - 1)2 = 0.
1. .
f(x) = g(x), .. ex = (2x - 1)2 f(x) = ex, g(x) = (2x - 1)2, .
f(x) = g(x) f(x) g(x).
f(x) g(x). 3:18 . 3 f(x): =EXP(A3), 3 g(x): =(2*A3-1)^2.
f(x) g(x) (. ) . 5.
|
|
. 5
, f(x) g(x) , .. . :
: 1,5 < x < 2.
2. [1.5,2] .
17 = 1,5, , , I17 =EXP(H17)-(2*H17-1)^2 (. . 5).
(. .6).
. 6
17 (. . 7).
. 7
2
2
2
3. :