Describe the Transformation Required to Obtain the Graph of the Given

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 $\frac { 1 } { 7 }$

Correct Answer:

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