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Show that x=−3 is a solution of x²+6x+9=0
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1 vote
Show that x=−3 is a solution of x²+6x+9=0

User Kumiko
by
8.6k points

1 Answer

7 votes

Answer:

Explanation:

Use factoring to find the answer

x²+6x+9=0

(x+3)(x+3)=0

x=−3

User Jihyun
by
8.6k points
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