How do you translate "twice a number x" into a mathematical expression?
Julia Adams"Twice" is just shorthand for "multiply by 2."
In algebra, the values of the numbers we work with are typically unknown to us; instead, we refer to them as variables and represent them with letters.
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Savannah AndersonThe mathematical expression for "twice a number x" is (2x).
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When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
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