WU 3.1B: Linear key features review

Front

What is the point where a line intersects the x-axis called?

Back

x-intercept

Front

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

Back

slope

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

What does the term 'rate of change' refer to in linear equations?

Back

The rate at which y changes with respect to x, often represented by the slope.

Tags

CCSS.HSF-LE.A.1B

Front

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

Back

y-intercept

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

What is the point where a line intersects the y-axis called?

Back

y-intercept

Front

How can you find the slope of a line given two points (x1, y1) and (x2, y2)?

Back

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

Tags

CCSS.8.EE.B.5

Front

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

Back

y = mx + b

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

What does a positive slope indicate about a line?

Back

The line rises from left to right.

Tags

CCSS.8.EE.B.5

Front

What does a negative slope indicate about a line?

Back

The line falls from left to right.

Tags

CCSS.8.EE.B.5

Front

What is the significance of the y-intercept in a linear equation?

Back

It represents the value of y when x = 0.

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3