Odpowiedzi

2009-11-29T09:43:03+01:00
Pierwsze:
1) = √100 =10
2) = √169 - √144 = √25 =5
3) = 4*2 - 8 = 0
4) = ³√81-17 - ³√4³ = ³√64 - ³√64 = 4-4 =0
5) = 25 : √9+16 = 25 : 5 = 5
6) = (4+3) - √25 = 7 - 5 = 2
7) = 4√25 = 4*5 = 20
8) = 3² * 7 = 9 * 7 = 63
9) = 2³ * ³√3³ = 8 * 3 = 24
10) ⅓ √6 * 9√6 = 9/3 √6 = 3√6
11) = ³√25*5 = ³√125 = 5
12) = √√8³√2*4 = √√8³√8 = √√8*2 = √√16 = √4 =2

Drugie:
1) = 8
2) = 3
3) = √64/9 = 4/3
4) = ³√27/8 = 3/2
5) = -0,5
6) = 4/9
7) = 4
8 = √25/16 = 5/4
9) ³√-64/27 = -4/3
10) = -0,3

Trzecie:
1) = √3*27 = √81 = 9
2) = √5*20 = √100 = 10
3) = √12:3 = √4 = 2
4) = ³√9*-3 = ³√-27 = -3
5) = ³√-32:4 = ³√-8 = -2
6) = √2:50 = √1/25 = ⅕
7) = √8/72 = √1/9 = 1/3
8) = ³√5*25 = ³√125 = 5
9) = ³√-2 : ³√-54 = ³√-1/27 = -⅓
10) = ³√80:10 * √125:5 = ³√8 * √25 = 2*5 = 10
2009-11-29T10:00:51+01:00
Pierwsze:
1) = √100 =10
2) = √169 - √144 = √25 =5
3) = 4*2 - 8 = 0
4) = ³√81-17 - ³√4³ = ³√64 - ³√64 = 4-4 =0
5) = 25 : √9+16 = 25 : 5 = 5
6) = (4+3) - √25 = 7 - 5 = 2
7) = 4√25 = 4*5 = 20
8) = 3² * 7 = 9 * 7 = 63
9) = 2³ * ³√3³ = 8 * 3 = 24
10) ⅓ √6 * 9√6 = 9/3 √6 = 3√6
11) = ³√25*5 = ³√125 = 5
12) = √√8³√2*4 = √√8³√8 = √√8*2 = √√16 = √4 =2

Drugie:
1) = 8
2) = 3
3) = √64/9 = 4/3
4) = ³√27/8 = 3/2
5) = -0,5
6) = 4/9
7) = 4
8 = √25/16 = 5/4
9) ³√-64/27 = -4/3
10) = -0,3

Trzecie:
1) = √3*27 = √81 = 9
2) = √5*20 = √100 = 10
3) = √12:3 = √4 = 2
4) = ³√9*-3 = ³√-27 = -3
5) = ³√-32:4 = ³√-8 = -2
6) = √2:50 = √1/25 = ⅕
7) = √8/72 = √1/9 = 1/3
8) = ³√5*25 = ³√125 = 5
9) = ³√-2 : ³√-54 = ³√-1/27 = -⅓
10) = ³√80:10 * √125:5 = ³√8 * √25 = 2*5 = 10