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Which of the following are examples of quadratic equations.

1. y-6=y²
2. x² - 12 = 4x
3. y²-8y + 16 = 0
4. x = 15​


Sagot :

Answer:

a possible answer is the number 3..

Step-by-step explanation:

quadratic equations formula(ax²+bx+c=0)

Answer:

1. this is a quadratic equation

2. this one too

3. this

4. this isn't a quadratic equation

Step-by-step explanation:

why?? bcs a quadratic equation must be in this form ax² + b + c = 0 where a b c are real numbers. if the equation don't have a (x² on the first, it's not a quadratic equation.)