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katrin2010 [14]
3 years ago
14

Help me with this please Number 11,12,13,14,15,16,17,18,19,20​

Mathematics
1 answer:
CaHeK987 [17]3 years ago
6 0

Answer:

13 )c

16) c

17) a

18 )d

20) 9x^2 +12

number 20. the answer is not in the option

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