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PLZZZ HELP ASAP completly clueless

PLZZZ HELP ASAP completly clueless-example-1

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Answer:

c

Explanation:

quadratic formula: -b±√b²-4ac/ 2a

a= -10

b= 12

c= -9

-12±√144- 4(-10)(-9)/ 2(-10)

-12±√144- 360/ -20

-12±√-216/-20

6±3i√6/ 10

simplify: 3/5± 3i√6/10

User Nils De Winter
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