Write the Word or Phrase That Best Completes Each Statement $f ( x ) = \log _ { 4 } ( x + 6 ) - 8$

Short Answer

Write the word or phrase that best completes each statement or answers the question.
Provide the missing information.
-The graph of $f ( x ) = \log _ { 4 } ( x + 6 ) - 8$ is the graph of $y = \log _ { 4 } x$ shifted 6 units (left/right/upward/downward) and shifted 8 units (left/right/upward/downward).