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guajiro [1.7K]
3 years ago
7

What are the solutions of 2x^2+8x=-26? -2+\3i -2+\i 2+\6i -3+\2i

Mathematics
1 answer:
Sonja [21]3 years ago
3 0
2x^2+8x+26=0

According to the . quadratic formula...

(-8+-\sqrt{64-4(2)(26)})/2=4

64-(4)(2)(26)=-144

\sqrt{-144} = 12i

-8+-12i/4= -2+-3o

Answer A is correct
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3 years ago
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Answer:

Step-by-step explanation:

-6 - (-9)

1) Remove parentheses

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3

See attachted image for rules of positive and negative integers.

Source: YourDictionary

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