Find each of the following products: (a) \( 3 \times(-1) \) (b) \( (-1) \times 225 \) (c) \( (-2...

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Find each of the following products:
(a) \( 3 \times(-1) \)
(b) \( (-1) \times 225 \)
(c) \( (-21) \times(-30) \)
(d) \( (-316) \times(-1) \)
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