12/13 Functions and linear equations flashcard

Front

In the equation, y = mx + b, the letter b is the ___________.

Back

y-intercept

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

Does this table represent a function?

Back

Yes

Tags

CCSS.8.F.A.1

Front

Give the equation for the graph: What is the equation of the line that has a slope of -2 and a y-intercept of 4?

Back

y = -2x + 4

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

Find the slope of the line that passes through the points (2, 4) and (6, 12).

Back

2

Tags

CCSS.8.EE.B.5

Front

Graph the equation: y = 2/3x - 3. Which graph represents this equation?

Back

Graph a

Front

What is the definition of a function?

Back

A relation where each input has exactly one output.

Tags

CCSS.8.F.A.1

Front

What does the slope (m) represent in the equation y = mx + b?

Back

The rate of change of y with respect to x.

Tags

CCSS.HSF.LE.B.5

Front

What is the x-intercept in a linear equation?

Back

The point where the line crosses the x-axis (y=0).

Front

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

Back

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

Tags

CCSS.8.EE.B.5

Front

What is the standard form of a linear equation?

Back

Ax + By = C, where A, B, and C are integers.