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mr Goodwill [35]
3 years ago
10

HELP PLEASE! URGENT!

Mathematics
1 answer:
finlep [7]3 years ago
8 0

Answer:

\boxed{B. \: 5 {x}^{6}  + 5 {x}^{5}  + 8 {x}^{2}  - x + 2}

Step-by-step explanation:

=  > (2 {x}^{6}  + 8 {x}^{2} - x + 1) + (3 {x}^{6} + 5 {x}^{5}  + 1) \\  \\  =  > 2 {x}^{6}  + 8 {x}^{2} - x + 1 + 3 {x}^{6} + 5 {x}^{5}  + 1 \\  \\  =  > 2 {x}^{6}  + 3 {x}^{6}  + 5 {x}^{5}  + 8 {x}^{2}  - x + 1 + 1 \\  \\  =  > 5 {x}^{6}  + 5 {x}^{5}  + 8 {x}^{2}  - x + 2

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