Write an equation for the function that is described by the given characteristics.
A cosine curve with a period of $\pi$, an amplitude of 6, a left phase shift of $\pi$, and a vertical translation down $\frac { 4 } { 3 }$ units.

A) $y = 6 \cos ( 2 x + \pi ) - \frac { 4 } { 3 }$
B) $y = 6 \cos ( 2 x + 2 \pi ) - \frac { 4 } { 3 }$
C) $y = 6 \cos ( 2 x + 2 \pi ) + \frac { 4 } { 3 }$
D) $y = 6 \cos ( x + 2 \pi ) - \frac { 4 } { 3 }$
E) $y = 6 \cos ( x + \pi ) - \frac { 4 } { 3 }$

Question

Write an equation for the function that is described by the given characteristics.  
A cosine curve with a period of $\pi$, an amplitude of 6, a left phase shift of $\pi$, and a vertical translation down $\frac { 4 } { 3 }$ units.
 
A) $y = 6 \cos ( 2 x + \pi ) - \frac { 4 } { 3 }$
B) $y = 6 \cos ( 2 x + 2 \pi ) - \frac { 4 } { 3 }$
C) $y = 6 \cos ( 2 x + 2 \pi ) + \frac { 4 } { 3 }$
D) $y = 6 \cos ( x + 2 \pi ) - \frac { 4 } { 3 }$
E) $y = 6 \cos ( x + \pi ) - \frac { 4 } { 3 }$

Quizplus · Accepted Answer

The Answer of Write an equation for the function that is described by the given characteristics.  
A cosine curve with a period of $\pi$, an amplitude of 6, a left phase shift of $\pi$, and a vertical translation down $\frac { 4 } { 3 }$ units.
 
A) $y = 6 \cos ( 2 x + \pi ) - \frac { 4 } { 3 }$
B) $y = 6 \cos ( 2 x + 2 \pi ) - \frac { 4 } { 3 }$
C) $y = 6 \cos ( 2 x + 2 \pi ) + \frac { 4 } { 3 }$
D) $y = 6 \cos ( x + 2 \pi ) - \frac { 4 } { 3 }$
E) $y = 6 \cos ( x + \pi ) - \frac { 4 } { 3 }$

Write an Equation for the Function That Is Described by the Given