2. Introdu factori sub radical:
Model: 3/5 = 132.5=19.5 = 45
a) 4/2,312,315,6V2, 513,10 2,975 b) 66,4 11,2V15,3114,717,9/13,12V11
c) 3V61,3/67,417.4V17,5119,5 23,1317 d) 10/10,4/21,3133,5 V19,12/10,1776,9773
3. Compară numerele:
215 si 32
Model: 22.5 si 132.2 (se introduc factori sub radical)
120 > V18
a) 4V2 si 37 b) 6V3 si 82 c) 192 si 5v3 d) 10/2 si 6/5 e) 4 si 372 –715 si-17
4. Så se ordoneze crescător numerele 197;10;3 V11;4V5;5 13
18
163 18 V288
148
7.44
5. Simplifică fracțiile: a) a)
a)
118 145
176 8 51 54
6. Găsește numerele x, y e N , cu x, y > 1, astfel încât x Vy = 11815.
a)
320
ia)
228
1450​

2 Introdu Factori Sub RadicalModel 35 1325195 45a 423123156V2 51310 2975 B 664 112V15311471791312V11c 3V613674174V1751195 231317 D 101042131335 V191210177697733 class=

Răspuns :

Răspuns:

2.a)4V2 = V4²×2 = V16 × 2 = V32

3V2 =V3²×2 = V9×2 =V18

3V5 =V3²×5 = V9×5=V45

6V2 = V6²×2 = V36×2 = V72

5V3=V5²×3=V25×3=V75

10V2= V10²×2= V100×2 = 200

9V5 = V9²×5 = 81×5 = V405

b)6V6 = V6² × 6 = V36×6 = V216

4V11 = V4²×11= V16×11 = V176

2V15 = V2²×15= V4×15 = V60

3V14 = V3²×14=V9×14 = V126

7V7 = V7²×7 = 49×7= V343

9V13 = V9²×13 = V81×13 = V1053

12V11 = V12²×11= V144×11 = V1584

c)3V61= V3²×61=V9×61= V549

3V67=V3²×67=V9×67=V603

4V7=V4²×7=V16×7=V112

4V17=V4²×17 =V16×17=V272

5V19=V5²×19=V25×19=V475

5V23=V5²×23=V25×23=V575

13V7=V13²×7=V169×7=V1183

d)10V10=V10²×10=V100×10=V1000

4V21=V4²×21=V16×21=V336

3V33=V3²×33=V9×33=V297

5V19=V5²×19=V25×19=V475

12V10 = V12²×10= V144×10= V1440

17V6? = V17²×6= V289×6=V1734

9V73? =V9²×73= V81×73= V5913

3.

a)4V2 < 3V7

V4²×2=V16×2=V31 V3²×7=V9×7=V63

V31 < V63

b)6V3 < 8V2

6V3 =V6²×3=V36×3= V108 8V2=V8²×2=V64×2=V128

V108 < V128

c)V92 > 5V3

V92 5V3 = V5²×3=V25×3=V75

V92 > V75

d)10V2 < 6V5

10V2 = V10²×2=V100×2=V200 6V5=V6²×5=V36×5 =V210

V200 < V210

e)4 < 3V2

4= 4²= V16 3V2 = V3²×2= V9×2= V18

V16 < V18

f)-7V5 < -V7??

-V7²×5=V49×5= -V244

-V7= -V7

-V244 < -V7

4.

V97; 10; 3V11; 4V5; 5V3

V97; V100; V396; V80; V75

V75< V80< V97< V100< V396

5V3 < 4V5< V97< 10 < 3V11

5.?

6.?

Imi pare rau daca sunt greseli, e foarte tarziu si sunt destule calcule cat sa imi explodeze creierul.