Direct and Inverse Variation ( Tables, Equations & Graphs)

Which is an equation for the direct variation that includes the given data?

• $y=5x$

• $y=8x$

• $xy=2$

• $y=2x$

Which of the following tables indicates that

 $x\$  and  $y$  vary directly?

• 
• 
• 
• 

• 
• 
• 
• 

Which equation represents an inverse variation?

• $y=-6x$

• $\frac{x}{y}=-6$

• $xy=-6$

• $y=\frac{x}{-6}$

Which of the following represents direct variation?

• $y=kx$
  

• 
  

  $y=\frac{k}{x}$

• $y=\frac{x}{k}$

• $y=mx+b$

Which of the following represents inverse variation?

Which of the given graphs is a direct variation?

• A
• B
• C
• D

Tags

CCSS.8.EE.B.5

What ordered pair does a direct variation always go through when graphed?

• (0, 0)
• (1, 0)
• (0, 1)
• (1, 1)

Tags

CCSS.8.EE.B.6

Tell whether x and y show direct variation, inverse variation, or neither.

• direct variation

• inverse variation

• neither

Tell whether x and y show direct variation, inverse variation, or neither.

• direct variation

• inverse variation

• neither