x=-3 is a solution of x2 +6x+9=0
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Answered by
3
Answer:
Yes x=-3 is a solution of x²+6x+9=0
Step-by-step explanation:
X²+6x+9
=(-3)²+6(-3)+9
=9-18+9
=18-18
=0
Answered by
1
Step-by-step explanation:
x2+6x+9=0
x=3
3*2+6*3+9
6+18+9=33
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