Linear functions

Front

What does 'b' represent in the equation y=mx+b?

Back

y-intercept

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

Which equation matches the graph? y = 2x, y = 1/4 x + 2, y = 1x + 4, y = 2x - 3

Back

y = 1/4 x + 2

Front

Describe the slope of the line: negative slope, 0 slope, positive slope, undefined slope.

Back

positive slope

Tags

CCSS.8.EE.B.5

Front

If m=3 and b=6, what is the correct slope-intercept equation?

Back

y=3x+6

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

Identify the slope and y-intercept of: y = 1/5x + 5

Back

slope: 1/5, y-intercept: 5

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

What is the slope in the equation y = mx + b?

Back

m (the coefficient of x)

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

What is the y-intercept in the equation y = mx + b?

Back

b (the constant term)

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

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

Back

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

Tags

CCSS.8.EE.B.5

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