Question

Calcule (A)(-7)^7÷(-7)^7= (B)(+8)^10÷(+8)^3= (C)(-2)^8×(-2)^5= (D)(-3)^7×(-3)^1=

Answer 1

Explicação passo-a-passo:

• A) (-7)⁷ : (-7)⁷ = (-7)⁷ˉ⁷ = (-7)⁰ = 1

• B) (8)¹⁰ : (8)³ = 8¹⁰ˉ³ = 8⁷

• C) (-2)⁸ × (-2)⁵ = (-2)⁸⁺⁵ = (-2)¹³

• D) (-3)⁷ × (-3)¹ = (-3)⁷⁺¹ = (-3)⁸