Exercises: Compare Function Properties

Work through each section in order. When comparing functions, always cite specific values from each representation to support your conclusion.

Grade 9·19 problems·~30 min·Common Core Math - HS Functions·group·hsf-if-c-9

Work through problems with immediate feedback

Fluency Practice

Function A (algebraic): $f(x) = x^2 - 6x + 5$ .

Function B (verbal): "A quadratic that opens upward with vertex at $(4, -3)$ ."

Which function has the smaller minimum value?

Function A, with minimum $-4$ .

Function B, with minimum $-3$ .

They have equal minima.

Function A, because it has smaller coefficients.