2.2.5.5.2 = 2.2.2.5.5 = 23.52

7.7.7.7 = 74

3.5.15.15 = 15.15.15 = 153

a) 7 . 7 . 7 . 7 = 7\(^4\)

b) 3 . 5 . 15. 15 = 15 . 15 . 15 = 15\(^3\)

c) 2 . 2 . 5 . 5 . 2 = 2\(^3\). 5\(^2\)

d) 1000 . 10 . 10 = 10 . 10 . 10 . 10 . 10 = 10\(^5\)

a)7x7x7x7=7⁴.                 b)3x5x15x15=15³

c)2x2x5x5x2=2³x5².       d)100x10x10=10⁴

a, \(7.7.7.7=7^4\)

b, \(3.5.15.15=3^2\) và \(5^2\) 

c, \(2.2.5.5.2=2^3\)và  \(5^2\)

d,\(1000.10.10=10^4\) 

a 7.7.7.7 = \(7^4\)

b 3.5.15.15 = 15.15.15 = \(15^3\)

c 2.2.5.5.2 = \(2^3\cdot5^2\)

d 1000 . 10 . 10 = 10 . 10 . 10 . 10 . 10 =\(10^5\)

\(a,7.7.7.7=7^4\)

\(b,3.5.15.15=15.15.15=15^3\)

\(c,2.2.5.5.2=2^3.5^2\)

\(d,1000.10.10=10.10.10.10=10^4\)

Đ/s: ... 

a) 100.10.10 = 10².10.10=10⁴

b) a.a + b.b.b + c.c.c.c = a² + b³ + c⁴

c)2.7.10.5.10=7.10.10.10=7.10³

A) 100.10.10=10.10.10.10= 10^4

B) a^2+b^3+c^4

C) ( 2.5 ) .10 .10 .7=10.10.10.7=10^3 . 7

Kick mk nha bn!

1)

A=7⁴

B=3³.5³

C=2³.5²

D=10⁵

2)

a_32

b_81

c_64

d_625

umk umk

Bn Nguyễn Thành Công lm sai rồi. Đáp án đúng là: 2^5= 2. 2. 2. 2. 2= 12; 3^4= 3. 3. 3. 3= 71; 4^3= 4. 4. 4= 64; 5^4= 5. 5. 5. 5= 625

Chúc bn hc tốt!!!

c)4.4.5.5.5 = 4².5³

#Phương

4.4.5.5.5=4^2 .5^3 = (4^1)^2 . 5^3 =4^3 .5^3=20^3