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1 vote
HELPPPPPPPPPPPPPP!!!!!!!!!!!!!!!!!

HELPPPPPPPPPPPPPP!!!!!!!!!!!!!!!!!-example-1
User Shinji
by
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2 Answers

4 votes

Answer:

C

Explanation:

User Sithumc
by
7.5k points
3 votes
the answer is A : m=-1
User Feng Tian
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6.8k points