Question

Simplify (-2) × (-1) × (-9)

Answer 1

Answer:

- 18 is the right answer.

Step-by-step explanation:

-1×-1 = 1

-1×-1×-1 = -1

Answer 2

Answer:

$( - 2) \times ( - 1) \times ( - 9) \\ \\ \\ note \: that \: - \times - = + \\ + \times - = - \\ + \times + = + \\ - \times + = - \\ \\ so \\ ( - 2) \times ( - 1) \times ( - 9) \\ \\ = ( + 2) \times ( - 9) \\ = ( - 18)$

Step-by-step explanation:

Hope you understand

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