Consider these signed numbers and determine whether each product is positive or negative.
1 answer:
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Answer: Her e-mail password is
Step-by-step explanation:
You know that a part of Rivka's e-mail password is formed by the last four digits of her telephone number.
The exercise gives you the last four digits of Rivka's telephone number:
Now, in order to find the other numbers, you need to descompose into its prime factors. Then:
Therefore, based on this, you can determine that her e-mail password is:
Your answer is (a) because 4 times 2 is 8 but since it's negative 2 it's negative 8
