Question

ajutor boys!!!! plsss​

Answer 1

Răspuns:

La unu e numerele acelea la puterea a 3 a

Answer 2

Explicație pas cu pas:

Testul 1:

1.

a) 7²= 49

b) 11²= 121

c) 17²= 289

2.

b) 5¹⁴ si 3²¹

(5²)⁷ si (3³)⁷

25⁷ < 27⁷

3.

a) (5²-2⁵:2):3-1²⁰¹⁹=

(25-16):3-1=

9:3-1= 2

b) (3²×2⁶-2⁵×6):12-2⁵=

(9×64-32×6):12-32=

(576-192):12-32=

384:12-32=

32-32= 0

c) (7⁴-7³):(7²-7)-2³×5=

(2058:42)-40=

49-40= 9

Testul 2:

1.

a) 4³= 64

b) 5³= 125

c) 7³= 343

2.

a) 2019⁰= 1

1²⁰¹⁹= 1

17²= 289

3⁵= 243

b) (7²-3²):2²+7²-1²⁰¹⁹+0²⁰²⁰=

40:4+49-1+0=

10+48= 58

c) [(14²-13²):27-2⁰]×2+2 018⁰=

[(196-169):27-1]×2+1=

(27:27-1)×2+1=

0×2+1= 1

Sper ca te am ajutat!