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Need help on polynomial expressions

Need help on polynomial expressions-example-1

1 Answer

6 votes

Answer:- 10
m^(2) + 3m -9

Step-by-step explanation: Given ;

A= -3 -m

B= 3m -5
m^(2)

2B + 3A

solution

2B + 3A

substitute A and B in the formula

2(3m - 5
m^(2)) + 3(-3 -m)

6m - 10
m^(2) - 9 - 3m group like terms

- 10
m^(2) + (6m -3m) -9

- 10
m^(2) + 3m -9

User Mustafa Mohammadi
by
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