Answer:
Answers are below.
Step-by-step explanation:
x2 - 2 x = 4 x + 12
x2+ 12 x = 0
x2 + 8 = 0
9x2 + 6 x - 3 = 0
These are all quadratic equations because they have x2 in all of them.
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Answer:
x^2 - 2x = 4x + 1
2x^2 + 12x = 0
9x^2 + 6x - 3 = 0.
Step-by-step explanation:
A quadratic equation will contain a term with an exponent of 2 as the highest exponent.
