(MCA) 4.1 (Flashcard) Plotting Points. Evaluating Functions.

Front

What are the coordinates of point H?

Back

(-2, 4)

Front

What is the ordered pair for point E?

Back

(-3, 0)

Front

Which axis would I find point A?

Back

y-axis

Front

Evaluate the function at x = 1: f(x) = 2x + 1

Back

3

Front

What is g(2) if g(x) = x - 1?

Back

1

Front

Define coordinates in a Cartesian plane.

Back

A pair of numbers (x, y) that determine the position of a point.

Front

What is the x-axis?

Back

The horizontal line in a Cartesian coordinate system where y = 0.

Front

What is the y-axis?

Back

The vertical line in a Cartesian coordinate system where x = 0.

Front

How do you evaluate a function at a given point?

Back

Substitute the value of the variable into the function's equation.

Front

What does it mean for a point to be on the x-axis?

Back

Its y-coordinate is 0.