In the following video he calculates the ‘k’ from vertex (h,k) by plugging in the value of h into the original quadratic function. You can also use k = c-(b^2)/(4a). Both yield the same ‘k’ value.

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# General Form of a Quadratic Function

# General Form of a Quadratic Function

Fighting arithmophobia one student at a time

In the following video he calculates the ‘k’ from vertex (h,k) by plugging in the value of h into the original quadratic function. You can also use k = c-(b^2)/(4a). Both yield the same ‘k’ value.

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