Write a Quadratic Function Given a Table

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In this video we go through 2 examples showing how to use the method of finite differences to verify that the polynomial is a quadratic then use systems of equations to write the quadratic in standard form.

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your the only reason im passing my math class thank you

EdwardLee-eh
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On 3:26, how are you able to multiply -2 to the equation?

Stevehnce
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Love your vids. In example 1, how about c = -3 from the table (0, -3) is the y-intercept or "c" value saving one extra equation to solve

johndemartin
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On 3:26, how were you able to multiply -2 to the equation?

Stevehnce