Răspuns :
a) 16^4 × 4^10 ×64^5 = (4²)^4 + 4^10 +(4^3)^5 = 4^8 + 4^10 +4^15 = 4^8 (1+4^2 +4^7) =4^8(17+ 16384) =16401×4^8
b) 125^42 ×25^63 =(5³)^42×(5²)^63 =5^105
c) (2^117×3^100)÷ (2^108×??^33) =2^9×3^......
a)(4²)⁴ *4¹⁰ *4³= 4⁸ *4¹⁰ * 4³= 4²¹
b)(5³)¹⁴² * (5²)⁶³ = 5⁴²⁶ * 5¹²⁶ = 5⁵⁵²
c)(2³)³⁷ * (3⁴)²⁵ : (2⁴)²⁷ : (3³)³³= 2¹¹¹ : 2¹⁰⁸ *3¹⁰⁰ : 3⁹⁹= 2³ *3 = 8*3=24
b)(5³)¹⁴² * (5²)⁶³ = 5⁴²⁶ * 5¹²⁶ = 5⁵⁵²
c)(2³)³⁷ * (3⁴)²⁵ : (2⁴)²⁷ : (3³)³³= 2¹¹¹ : 2¹⁰⁸ *3¹⁰⁰ : 3⁹⁹= 2³ *3 = 8*3=24