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german
2 years ago
10

1. How are polynomials added and subtracted?

Mathematics
2 answers:
kramer2 years ago
6 0

Answer:

3: cz

Step-by-step explanation:

MrMuchimi2 years ago
6 0

Answer:

1.) Polynomials are added or subtracted by changing the signs (when needed) and adding/subtracting like terms

2.)161

3.)cz

Step-by-step explanation:

2.) 81^2-80^2

  (81+80)(81-80)

    161x1

      161

3.)ab/c + xy/z = abxy/cz thus, the common denominator is cz

Hope this helps, hope your call goes well :)

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