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What is the value of c so that y=x^2=9x+c is a perfect square trinomial
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4 votes
What is the value of c so that y=x^2=9x+c is a perfect square trinomial

User Nhabuiduc
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1 Answer

4 votes
y=x^2+9x+3
C=3 because you need to square something to get 9. Which means it is 3. Also you would look at the equation as (x+3)^2 which equals x^2+9x+3
User Christian Giupponi
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