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. P (x, y) ( ) 1´3 . (x1, y1) (x 2 , y2) 2´3 . M ´3 ( M ), : . 3´3 . . h ≠ 1 h ≠ 0, h, .. , x* = x¢/h, y* = y¢/h. h ( ) , , , (x¢, y¢).
1.
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d) x y ( y x);
e) 90 ( 90 ) ;
f) q ;
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3. x y, .
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1.
: | |
2 1 | |
x1 = 20; y1 = 10; x2 = 40; y2 = 70; x3 = 100; y3 = 50 | |
/ | |
2a | a = 2; d = 1,5 * |
2d | c = 2 ( b = 1,5) * |
2f | q = 50 |
m = 60; n = 80 * | |
m = 10; n = 60; q = 75 | |
k = 0,5; y0 = 60 | |
p = 0,005; q = 0,002 * | |
s = 0,6 * | |
p = 0,02; q = 0,02 * | |
* , (. 1) |
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|
: | |
2 2 | |
x1 = 10; y1 = 20; x2 = 60; y2 = 130; x3 = 170; y3 = 50 | |
/ | |
2a | a = 1,5; d = 2 * |
2d | c = 0,5 ( b = 1,5) * |
2f | q = 70 |
m = 75; n = 140 * | |
m = 20; n = 140; q = 85 | |
k = 0,185; y0 = 130 | |
p = 0,003; q = 0,002 * | |
s = 0,7 * | |
p = 0,01; q = 0,014 * | |
* , (. 1) | |
: | |
2 3 | |
x1 = 0; y1 = 0; x2 = 160; y2 = 170; x3 = 60; y3 = 170 | |
/ | |
2a | a = 2; d = 1,5 * |
2d | c = 2 ( b = 3) * |
2f | q = 41 |
m = 190; n = 50 * | |
m = 40; n = 70; q = 65 | |
k = 1,06; y0 = 140 | |
p = 0,006; q = 0,009 * | |
s = 0,8 * | |
p = 0,006; q = 0,008 * | |
* , (. 1) |
: | |
2 4 | |
x1 = 90; y1 = 10; x2 = 40; y2 = 170; x3 = 150; y3 = 50 | |
/ | |
2a | a = 1,7; d = 2 * |
2d | c = 1,5 ( b = 0,8) * |
2f | q = 67 |
m = 160; n = 200 * | |
m = 40; n = 170; q = 72 | |
k = 0,163; y0 = 175 | |
p = 0,001; q = 0,003 * | |
s = 0,65 * | |
p = 0,01; q = 0,01 * | |
* , (. 1) | |
: | |
2 5 | |
x1 = 50; y1 = 60; x2 = 80; y2 = 100; x3 = 140; y3 = 120 | |
/ | |
2a | a = 2; d = 2* |
2d | c = 1,4 ( b = 1,6) * |
2f | q = 38 |
m = 90; n = 140 * | |
m = 40; n = 120; q = 88 | |
k = 1; y0 = 60 | |
p = 0,001; q = 0,002 * | |
s = 2 * | |
p = 0,02; q = 0,015 * | |
* , (. 1) |
: | |
2 6 | |
x1 = 165; y1 = 70; x2 = 70; y2 = 150; x3 = 160; y3 = 40 | |
/ | |
2a | a = 1,5; d = 1,5 * |
2d | c = 2 ( b = 0,5) * |
2f | q = 55 |
m = 70; n = 150 * | |
m = 50; n = 200; q = 53 | |
k = 0,0925; y0 = 180 | |
p = 0,0001; q = 0,0009 * | |
s = 0,6 * | |
p = 0,005; q =0,005 * | |
* , (. 1) |