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Which equation is quadratic in form?
6(x + 2)2 + 8x + 2 + 1 = 0
6x4 + 7x2 – 3 = 0
5x6 + x4 + 12 = 0
x9 + x3 – 10 = 0

Respuesta :

apologiabiology
quadratic menas 2nd' degree
also it is form
ax^2+bx+c=0
the only one that is 2nd degree is the first one

answer is first one

Answer:

6(x + 2)2 + 8x + 2 + 1 = 0

Step-by-step explanation:

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