PLEASE HELP THIS IS REALLY IMPORTANT

Mathematics

1 answer:

Svet_ta [14]3 years ago

3 0

Answer:

a) $x^2-x-20\\$

b) what?

c) -70

Step-by-step explanation:

If you have any questions feel free to ask in the comments - Mark

sorry for the terrible answer

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Step-by-step explanation:

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