Intro to Rational Functions

If y varies directly with x, and y = 5 when x = 14, find y when x = 4.

• None of These

If y varies directly with x, and y = 14 when x = 7, find y when x = 5.

• 14

• None of These

• 8

• 10

If y varies inversely with x, and y = 6 when x = 14, find y when x = 3.

• 23

• 33

• None of These

• 24

If y varies inversely with x, and y = 9 when x = 6, find y when x = 12.

• None of These

• None of These

• VA x = 2

  HA y = 2

• VA x = 0

  HA y = 0

• VA x = 4

  HA y = 0

• None of These

• VA x = -1

  HA y = -2

• VA x = -1

  No HA

• VA x = 1

  HA y = 2

• 
• 
• 
• 

• 
• 
• 
• None of These

• 7x