A) 2/9 * (9/2 * (-1_1/5)) * (-2) = b) (3_1/32_1/4) ((-1/2) * 4/5) =

Question

Никита Софронов

Математика

10 октября, 22:14

A) 2/9 * (9/2 * (-1_1/5)) * (-2) = b) (3_1/32_1/4) ((-1/2) * 4/5) =

+1

Ответы (1)

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Михаил Голованов · Answer 1

A) 2/9 * (9/2 * (-1 1/5)) * (-2) = 2/9 * 9/2 * (-6/5) * (-2) = 2/9 * 9/2 * 6/5 * 2 = 6/5 * 2 = 12/5;

Ответ: 12/5.

b) (3 1/3 * 2 1/4) * ((-1/2) * 4/5) = ((3 * 3 + 1) / 3 * (2 * 4 + 1) / 4) * ((-1/2) * 4/5) = 10/3 * 9/4 * (-4/10) = - (10 * 9 * 4) / (3 * 4 * 10) = - 3;

Ответ: - 3.

A) 2/9 * (9/2 * (-1_1/5)) * (-2) = b) (3_1/3*2_1/4) * ((-1/2) * 4/5) =

A) 2/9 * (9/2 * (-1_1/5)) * (-2) = b) (3_1/32_1/4) ((-1/2) * 4/5) =