Solution the math:
What's the number of x
"2x²+9x+9=0"
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1
Answer:
2x2 + 6x + 3x +9
2x (x + 3) +3(x+ 3)
(x + 3)=0 or (2x+ 3) =0
x= -3 or x= -3/2
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1
Step-by-step explanation:
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