Chapter 2 Precalculus Assessment Part 1

Front

Find a cubic function with the given zeros: -2, 1, and 3.

Back

Front

Back

Front

Back

The vertex is (3, 17).

Front

What is the value of R^2 when using quadratic regression to fit a curve through four points?

Back

The value of R^2 is 0.9945.

Front

What is another way to say 'where a function crosses the x-axis'?

Back

x-intercept, zero, root, all of these.

Front

Define a cubic function.

Back

Front

What is the general form of a quadratic function?

Back

Front

How do you find the vertex of a quadratic function in vertex form?

Back

Front

What does the discriminant of a quadratic equation tell you?

Back

Front

What is the significance of the leading coefficient in a polynomial function?

Back

The leading coefficient determines the end behavior of the polynomial function.