Later during that same golf outing Marc decided to show off by trying to hit the green in one shot. He said he hit the green as the ball hung in the air for at least 15 seconds. The formula for this shot is h(x) = -16xsquared + 248x . 1. How can Marc provide proof that his shot actually hung in the air for 15 seconds?

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.