Solve by completing the square.

1 answer:

Leona [35]2 years ago

3 0

Answer:

28- 4± $\sqrt{21}$

30- -4±2i

Hope this helps!

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Delicious77 [7]

Answer:

Step-by-step explanation:

This is my reasoning:

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Step-by-step explanation:

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Archy [21]

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dolphi86 [110]

30%x550=165
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