Answer:
y = x²
Step-by-step explanation:
A quadratic function is a polynomial function that has a variable to the power of 2 as the highest degree term. y = 1/x^2 is not a polynomial. y=2x is a linear function.
y = x^2 is a quadratic function
Use this for help y2-y1/x2-x1
don’t forgot to use a calculator if u have negative numbers
Answer:
3
Step-by-step explanation:
i think because 12-9=3
3)

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