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malfutka [58]
3 years ago
5

E=6c^2-2c-1 F=-4c^2+7c+5 E+F=

Mathematics
1 answer:
kifflom [539]3 years ago
4 0

Answer:

E + F =   2c^2  + 5c + 4

Step-by-step explanation:

E=6c^2-2c-1

F=-4c^2+7c+5

E+F=  6c^2   -2c   -1  +  -4c^2   +   7c   +  5

E + F =   6c^2 - 4c^2  - 2c + 7c  - 1  + 5

E + F =   2c^2  + 5c + 4

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