What will be the sign of the result of the exercise?
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What will be the sign of the result of the exercise?
Let's see if the number is negative or positive.
As you can see, in the expression the numerator is negative and the denominator is positive.
That is, the division exercise will look like this:
The result of the expression will be a negative number, since we are dividing a negative number by a positive number.
Therefore, the exercise that will be obtained will look like this:
Therefore, the sign of the result of the exercise will be negative.
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Convert \( \frac{7}{2} \)into its reciprocal form:
Think of division as repeated subtraction. When you divide by a negative number, you're essentially asking 'how many times does this negative number fit?' This reverses the direction, changing the sign.
Write out each step: , then . Count the negative signs - even number means positive result!
Yes! Always follow left to right for division. First do , then divide that result by . Don't rearrange the operations.
Use the counting method: Count how many negative signs you have total. If it's an even number, your final answer is positive. If it's odd, your final answer is negative.
Absolutely! For sign determination, you only need to track positive and negative signs. The actual decimal values don't affect whether your final answer is positive or negative.
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