U1-2 Review Extra Credit

Front

Which point is a solution to the equation? (0, 6), (-3, 4), (1, 0), (-4, 3)

Back

(1, 0)

Front

How would you write y = 2x - 3 in function notation?

Back

f(x) = 2x - 3

Front

This system has an infinite number of solutions, TRUE or FALSE?

Back

FALSE

Front

What is one way to determine if a function is linear?

Back

Check for a constant rate of change.

Front

What is the definition of a function?

Back

A relation where each input has exactly one output.

Front

What does it mean for a function to be linear?

Back

A function is linear if its graph is a straight line.

Front

What is the slope-intercept form of a linear equation?

Back

y = mx + b, where m is the slope and b is the y-intercept.

Front

How do you find the slope between two points (x1, y1) and (x2, y2)?

Back

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

Front

What is the y-intercept of the function f(x) = 3x + 2?

Back

The y-intercept is 2.

Front

What does it mean for a function to be non-linear?

Back

A function is non-linear if its graph is not a straight line.