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2 cards from this section. Quick, good the night before a test.
What is the multiplicative identity?
Think about what number you can multiply by to keep another number the same.
If you multiply 8 by the multiplicative identity, what do you get?
Use the definition of the multiplicative identity.
What is the multiplicative identity?
Recall that anything multiplied by 1 gives back the same number.
True or False: Multiplying any number by 0 gives you the same number.
Think about the relationship of 0 in multiplication.
Create a mathematical expression using variables where you demonstrate the multiplicative identity. Explain your reasoning.
Choose any value for x, and let it multiply by 1!
If you have an equation containing variables, how does understanding the multiplicative identity help simplify solving that equation?
Consider how this understanding affects your calculations when solving for 'x'.
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