Provide an appropriate response.Most calculators have a key, often appearing as [+/-] or [(-)], for finding opposites. To use this key, enter a number and then press [+/-] or [(-)] to find its opposite. What will happen when you enter a number and press the [+/-] or [(-)] twice? Why?
What will be an ideal response?
You will get the original number. The opposite of the opposite of a number is the number itself.
Mathematics
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Mathematics
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Mathematics