Solve the following:
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Solve the following:
Note that we are dividing a negative number by a positive number, and therefore the result will necessarily be a negative number:
Let's remember the rule:
In other words, any number divided by 1 will be equal to itself.
Therefore:
What will be the sign of the result of the next exercise?
\( (-2)\cdot(-4)= \)
Think of division as splitting into groups. If you have -50 and split it into 1 group, you still have all -50 in that single group! Division by 1 means 'no splitting at all.'
Always! The sign of a number never changes when dividing by 1. Whether it's or , the original sign stays exactly the same.
Yes! Both dividing by 1 and multiplying by 1 leave the number unchanged. These are called identity operations because the number keeps its identity.
Same rule applies! . Whether positive or negative, any number divided by 1 equals itself.
Think: 'Division by 1 = no change at all.' It's like having 1 box to put everything in - nothing gets split or changed, just stays exactly the same!
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