IB Math Topic 2 Review

Front

In the equation y = mx + b, what does m represent?

Back

Slope

Front

What is the x-intercept of the equation 3x + 8y = 24?

Back

(8, 0)

Front

What is the y-intercept of the equation y = -x + 7?

Back

7

Front

Solve the system of equations: y = -x + 4 and y = 2x + 4.

Back

(0, 4)

Front

Find the slope of the line represented by the equation y = -2x + 3.

Back

-2

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 y-intercept of a linear equation?

Back

Set x = 0 and solve for y.

Front

What does the term 'slope' refer to in a linear equation?

Back

The rate of change of y with respect to x.

Front

What is the x-intercept of the equation 2x - 4y = 8?

Back

(4, 0)

Front

If a line has a slope of 3, what does this indicate about the line?

Back

For every 3 units it rises, it runs 1 unit to the right.