Utilizando o significado de soma, subtração, multiplicação e divisão com operações que envolve incógnitas efetue as operações:
A)

B)

C)

D)

E)

F)

G)

H)

Soluções para a tarefa
Respondido por
12
Resposta:
A) 16n³: 4n²
= 4n
B) 2b (b + 4)
= 2b² + 8b
C) 21 x⁷/7x⁵
= 3x²
D) w² ( W - 4)
= w³ - 4w²
E) p²+5p²-9p
= 6p² - 9p
F) 5C - 5c³ + c
= -5c³ + 6c
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