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: z: z = 2 + 1. ( 2). 1 ( 1). z. 2 = $A2 + 2*$1 + 1. 2:2, :14 . .

. 2 - 4 +2 = 0. : , . . y = 2 - 4 +2

1 , , 3 (. ). 1 , : =1^2-4*1+2. ( ). 1, 0 ( ), 1. 0 . , 1 1 = 3,414212

: 0 1 : 5,7-06(-0,0000057). 2, 1 , -3. 2 = 0,5857730; 3,78705E-05

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(100 ). 5 1 4 1 3. , . . : 1 ; 2 ; 3 . :Z = 100 x1 + 100 x2 + 100 x3

:20x1 + 50x2 + 10x3 5000; 20x1 + 0x2 + 40x3 4000;20x1 + 10x2 + 10x3 4000. , , : x1 0; x2 0; x3 0; x1 ; x2 ; x3 ;

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MS Excel (x ) (x ) ( ). : : = + b. : = a0 + a1x + a2x2 + + anxn, n 6, ai, . : = alnx + b, b .: = bxa, b . : = bax, b , . .

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1 [100; 130] 2 [15; 25] = 5 . . . . 1 2 : 1 10:30, 2 10:30. 10:30 () . . : __ 2:8, __ 2:8, __ 10:30. CTRL+SHIFT+ENTER.

MAPLE

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