Question

Resolva as expressões (5/8 + 3/5)2 =
(2/3 × 3/8 + 5/9) 2 =
(5/8 3/8 × 4) 5 =
Me ajuda Vale 2,0 pontos pra amanhã

Answer 1

(5/8 + 3/5) 2

(25/40 + 24/40) 2

49/40 . 2/1

98/40 : 2 (simplificando)

49/20

(2/3 × 3/8 + 5/9) 2

(6/24 + 5/9) 2

(18/72 + 40/72) 2

58/72 . 2/1

116/72 : 4 (simplificando)

29/18

(5/8 3/8 × 4) 5 (qual sinal ente 5/8 e 3/8?)