a) \(3^5.3^7=3^{5+7}=3^{12}\)

b) \(a^5.a=a^{5+1}=a^6\)

c) \(5^4:5^3=5^{4-3}=5^1=5\)

d) \(a^3:a^3=a^{3-3}=a^0=1\)

a) \(3^5.3^7=3^{12}\)

b) \(a^5.a=a^6\)

c) \(5^4:5^3=5\)

d) \(a^3:a^3=1\)

\(3^3.3^4=2187\)

\(5^2.5^7=1953125\)

\(7^{5.7}=7^{35}\)

3^3.3^4=3^7=2187

5^2.5^7=5^9=1953125

7^5.7=7^6=117649

bn k mik nhoa!

\(3^3.3^4=3^7\)

\(5^2.5^7=5^9\)

\(7^{5.7}=7^{35}\)

\(3^3.3^4=3^{3+4}=3^7\)

\(5^2.5^7=5^{2+7}=5^9\)

\(7^5.7=7^{5+1}=7^6\)

a,3³.3⁴=3⁷

b,5².5⁷=5⁹

c,7⁵.7=7⁶

a)    3³.3⁴=3⁷

b)     5².5⁷=5⁹

c)     7⁵.7=7⁶

Ai kick mình mình kick lại

a) 3³ . 3⁴ = 3⁷

b) 5² . 5⁷ = 5⁹

c) 7⁵ . 7 = 7⁶

a, 3³ . 3⁴ = 3⁷

b, 5² . 5⁷ = 5⁹

c, 7⁵ . 7 = 7⁶

\(a,3^3.3^4=3^{3+4}=3^7\)

\(b,5^2.5^7=5^{2+7}=5^9\)

\(c,7^5.7=7^{5+1}=7^6\)

a) 3^7=2187

b) 5^9=1953125

c) 7^6=117649

a     3^7=2187

b 5^9=9153125

c    7^6=117649

2⁵ . 4³ = 2⁵ . (2²)³ = 2⁵ . 2⁶ = 2^{5 + 6} = 2¹¹

\(2^{11}\)

\(2^5\cdot4^3=2^5\cdot2^6=2^{11}\)

3¹⁰: 3⁵

= 3 ⁵

\(2^7.5^7=\left(2.5\right)^7=10^7\)

Cảm ơn bn 

3⁵ . 4⁵  = ( 3.4 )⁵ = 12⁵

8⁵ . 2³ = ( 2⁴ )⁵ . 2³ = 2²⁰ . 2³ = 2^{20 + 3} = 2²³

kb với mk nha các bạn

3⁵.4⁵.8⁵.2³= (3 . 4 . 8)³ . 8

3⁵ ; 4⁵ ; 8⁵ ; 2³