What is the answer to the following exercise?
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What is the answer to the following exercise?
Let's recall the law:
Therefore, the sign of the exercise result will be positive:
What will be the sign of the result of the next exercise?
\( (-2)\cdot(-4)= \)
The number 1 is called the multiplicative identity because it doesn't change any number when multiplied. Think of it as taking 6 groups of 1 item each, which gives you 6 items total.
Yes! Multiplication is commutative, meaning . The order doesn't matter - you get the same result either way.
That's different! Multiplying by 0 always gives 0, while multiplying by 1 always gives the original number. Don't confuse these two special cases.
Adding 1 means (one more), but multiplying by 1 means (same amount). Addition changes the number, multiplication by 1 preserves it.
Absolutely! . The identity property works for all real numbers - positive, negative, fractions, and decimals.
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