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Arisa [49]
2 years ago
12

Which of the following equations is quadratic?

Mathematics
1 answer:
steposvetlana [31]2 years ago
7 0

Answer:

I would love to help, but where is the equations?

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What are the zeros of (x-2)(x^2-9)
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(x-2)(x^2-9)=0\iff x-2=0\ or\ x^2-9=0\\\\x-2=0\ \ \ \ |add\ 2\ to\ both\ sides\\\\\boxed{x=2}\\\\x^2-9=0\ \ \ \ |add\ 9\ to\ both\ sides\\\\x^2=9\iff x=\pm\sqrt9\to \boxed{x=-3\ or\ x=3}\\\\Answer:\boxed{x=-3\ or\ x=2\ or\ x=3}
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Hyxetdryufgukhchfxrdtygujhftyuhuhyguhjygyu
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so the answer is: eijieljnqwsmiqwmx

did i answer it correctly let me know

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