Assignment active use multiplication to check division whole numbers are closed under addition because the sum of two whole numbers is always a whole number. explain how the process of checking polynomial division supports the fact that polynomials are closed under multiplication and addition done o

exa:

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3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.

4

step-by-step explanation:

im pretty sure it's 4 beacsue 8/2 equals 4

false

step-by-step explanation:

the reason i say this is because for a certain length of sides you can pick any two and the length is wither equal or greater than the third side and in this case it's not.

3 + 5 = 8

8 is smaller than 9 which is the third side.

hope this : )