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I dont understand this question i am confused
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I dont understand this question i am confused

I dont understand this question i am confused-example-1
User Ymmanuel
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1 Answer

10 votes

Answer:

y=x²-8x+17.

Explanation:

1) no roots is if Δ=(b/2)²-ac<0 (y=ax²+bx+c);

2) according to the rule above y=x²-8x+17 is correct answer only, for 16-17<0.

P.S. for more info see the attached graph.

I dont understand this question i am confused-example-1
User Mrgoos
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