AP Precalculus Unit 1 Review

Front

Solve the inequality without a graph: (x - 2)(x + 3)²(x² + 4) ≥ 0

Back

[-3] U [2,∞)

Front

The Average Rate of Change between any two points on a graph is the __________ through those two points.

Back

slope

Front

The phrase 'over equal-length interval' means the ____________ are evenly spaced.

Back

x-values

Front

If x=i√3 is a zero of the polynomial function f(x), what is the least possible degree n of f?

Back

5

Front

Where is f(x) < 0 assuming the scale is 1?

Back

(-∞, -4) U (2, 4)

Front

What is the definition of a polynomial function?

Back

A function that is represented by a polynomial expression, which is a sum of terms consisting of a variable raised to a non-negative integer power.

Front

What is the degree of a polynomial?

Back

The highest power of the variable in the polynomial.

Front

What does it mean for a function to be increasing on an interval?

Back

The function's output values rise as the input values increase.

Front

What is a zero of a function?

Back

A value of x for which f(x) = 0.

Front

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

Back

It determines the end behavior of the graph of the polynomial.