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I need help with this

I need help with this-example-1
User Krzysztof Sztompka
by
5.1k points

1 Answer

4 votes

Answer:

361

Explanation:

discriminant = b² - 4ac

= (21)² - 4(1)(20)

= 441 - 80

= 361

User Tbraun
by
5.7k points
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