

NeeOli: Ridicarea la putere
Presentation
•
Mathematics
•
5th Grade
•
Easy
Luca Neemia
Used 6+ times
FREE Resource
9 Slides • 2 Questions
1
NeeOli: Ridicarea la putere
Ma numesc NeeOli si am sa te ajut

2
Explicatii si exemple. Baza si Exponentul (*=ori)
A ridica un numar la o putere inseamna a inmulti baza cu ea insasi de cate ori arata exponentul.
2*2*2=23 (2 la puterea a 3)=8
3*3=32=9
32=3 este BAZA, 2 este EXPONENTUL
an={a*a*a*...*a}=n
42=4*4=16
25=2*2*2*2*2=32
3
Puteri: Despre ele
Puterea 2 a unui numar se mai numeste patratul acelui numar;
Puterea 3 a unui numar se mai numeste cubul acelui numar;
Orice numar la puterea 0 este 1; n0=1;
0 la orice putere este 0; 0n=0;
1 la orice putere este 1; 1n=1;
Orice numar la puterea 1 este acel numar; n1=n
4
Patratele la puterea 2 pana la 20
02=0
12=1
22=4
32=9
42=16
52=25
62=36
5
72=49
82=64
92=81
102=100
112=121
122=144
132=169
6
142=196
152=225
162=256
172=289
182=324
192=361
202=400
7
Exercitii rezolvate
142+162=196+256=452
152+122=225+144=369
22+32+42+182=4+9+16+324=353
180+181+182=1+18+324=343
80+099+199+991=1+0+1+99=101
100+0100+1001+1100=1+0+100+1=102
43-52=64-25=39
8
In continuare vor urma niste exercitii pe care le vei rezolva
Ai fost atent? Vom vedea
9
Multiple Select
Cat face 52?
20
10
100
25
10
Multiple Select
Esti mai bun? Experimentat? Atunci cat face 102?
10
20
200
100
11
Sfarsit!
Sper ca ai fost ajutat de NeeOli
NeeOli: Ridicarea la putere
Ma numesc NeeOli si am sa te ajut

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