Functions Review Flashcardizz

Front

What is the equation of a line that passes through the origin with a slope of 4?

Back

y = 4x

Front

Does the line represented by y = -2x + 6 increase, decrease, or remain constant?

Back

Decrease

Front

What are the domain and range of the function y = 2x + 3?

Back

Domain: (-∞, ∞), Range: (-∞, ∞)

Front

How do you calculate the slope of a line passing through two points (x1, y1) and (x2, y2)?

Back

Slope (m) = (y2 - y1) / (x2 - x1)

Front

What is the slope of the line represented by the equation y = -3x + 9?

Back

-3

Front

If a line has a slope of 2, what does this indicate about the line's steepness?

Back

The line rises 2 units for every 1 unit it moves to the right.

Front

What is the slope of a horizontal line?

Back

0

Front

What is the slope of a vertical line?

Back

Undefined

Front

What does it mean for a function to be linear?

Back

A linear function has a constant rate of change and can be represented by a straight line.

Front

What is the y-intercept of the line y = 4x + 1?

Back

1