Describe the Transformation Required to Obtain the Graph of the Given

question 341

Multiple Choice

Describe the transformation required to obtain the graph of the given function from the basic inverse trigonometric
graph.
- $f ( x ) = 9 \arccos \left( \frac { x } { 7 } \right)$

• A) Vertical translation up 9 units and horizontal translation to the right 7 units
• B) Vertical stretch by a factor of 7 and horizontal stretch by a factor of 9
• C) Vertical stretch by a factor of 9 and horizontal stretch by a factor of 7
• D) Vertical stretch by a factor of 9 and horizontal shrink by a factor of \(\frac { 1 } { 7 }\)