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Please help me with this. thanks a lot​

Please help me with this. thanks a lot​-example-1
User ConMan
by
8.6k points

1 Answer

1 vote

Answer:

a.2x^2+x-210

b. 21 cm

Explanation:

Please help me with this. thanks a lot​-example-1
Please help me with this. thanks a lot​-example-2
User Yuki  Yoshida
by
8.1k points

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