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Dim people={Tom,Ivan,Dona}
Dim person As String
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For Each person In people
Console.WriteLine(person)
Next
1. n. ^n.
2. n.
1 1 1
+ +...+, n>=2
1*2 2*3 (n-1)*n
3. n.
(n-1)
1 (-1)
1- +...+
2 n
4. n.
1 1 1
1+ * 1 + *...* 1+
1^2 2^2 n^2
5. . .
6.
1 1 1
f = + +...+, i=0,1,...
i i^2+1 i^2+2 i^2+i+1
f * f *...* f. n - .
0 1 n
7. V -
h u(n)
V= [a(3r^2 - a^2) + 3r^2*(b-r) ].
3b 180
V u, a,b r , u u(1) u(2) /\ u.
8.
0,95*(sin(x))^3
y =
1+0,95*x^2
x 0 12 /\=0.2.
9. v. t(1), , v(1), t(2), . S. v(1) 0 15 /. /\v(1) =0.5 /.
10. , (1)% , - (2)%, -x(3)%,..., n- - (n)%. S n , [] .
11. y =0; 0.1; 0.2;...;10.
x-1
, x<=1
y = 2*x^2+3
1.05*(x-1)^2, x>1.
12. y=0.5+sin(5x), 0 2 /\=/6.
13.
1
===, 0<y<1.36; /\y=0.136;
\/1+y
z = 0, y=0;
1
====, -1.5<y<0; /\y=0.15.
\/1-2y
14. =RC, R - . , R 10^2 R(0)=10^3 /\R=10^2 .
15. W(k)=m*v^2/2, m - , v - . W(k) m v, v(1) v(2) /\v. m(1) m(2) /\m.
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16. x=a*sin(k*t+2)*cos(k*t). , 5 7 0.12, t 4.2 6.2 0.17 k=1,2,3,...,12.
17. 2*x-3*sin(x)=0.
18. y=-2*x^2+3*x+1.5. y 0.1<=<=1 /\=0.01.
19. - 8 . 17 ., 12 13 . 30 . Q, - , Q(1) [/].
20. y(1)=x^3 y(2)=sin(x). >0. .
21. n K[n]. S K[n].
22. K. . ( a[n]...a[2] a[1] a[0]; a[0]+a[1]+a[2]+...+a[n]).
23. a,h, n. :
f(a) + f(a+h)+f(a+2h)+...+ f(a+nh), f(x)=(x^2+ 1)/x.
24. n, x. :
Y=sinx+sin^2x+...+sin^2x.
25. n. ?
26. n. n.
27. K. ?
28. x. :
s=(x-2)+(x-4)+(x-8)+...+(x-64);
p=(x-1)*(x-3)*(x-7)...(x-63).
29. x, a, i. :
((...((x+a)^2 +a)^2 +...+a)^2 +a)^2 +a, (0<a<_91_0).
30. x. :
x-x^3/3!+ x^5/5!-x^7/7!+x^9/9!-x^11/11!+x^13/13!