Find the period P, amplitude A, and phase shift S, and graph at least two periods of the equation. $y = 8 \cos \left( \frac { 1 } { 4 } x + 210 ^ { \circ } \right)$
A) P = 45°, A = 0.25, S = 26°
B) P = 1,440°, A = 8, S = -840°
C) P = 1,440°, A = 8, S = 840°
D) P = 45°, A = 0.25, S = 26°
E) P = 45°, A = 0.25, S = 26°

Question

Find the period P, amplitude A, and phase shift S, and graph at least two periods of the equation. $y = 8 \cos \left( \frac { 1 } { 4 } x + 210 ^ { \circ } \right)$
A) P = 45°, A = 0.25, S = 26° 
B) P = 1,440°, A = 8, S = -840° 
C) P = 1,440°, A = 8, S = 840° 
D) P = 45°, A = 0.25, S = 26° 
E) P = 45°, A = 0.25, S = 26°

Quizplus · Accepted Answer

The Answer of Find the period P, amplitude A, and phase shift S, and graph at least two periods of the equation. $y = 8 \cos \left( \frac { 1 } { 4 } x + 210 ^ { \circ } \right)$
A) P = 45°, A = 0.25, S = 26° 
B) P = 1,440°, A = 8, S = -840° 
C) P = 1,440°, A = 8, S = 840° 
D) P = 45°, A = 0.25, S = 26° 
E) P = 45°, A = 0.25, S = 26°

Find the Period P, Amplitude A, and Phase Shift S y=8cos⁡(14x+210∘)y = 8 \cos \left( \frac { 1 } { 4 } x + 210 ^ { \circ } \right)y=8cos(41​x+210∘)

Find the Period P, Amplitude A, and Phase Shift S $y = 8 \cos \left( \frac { 1 } { 4 } x + 210 ^ { \circ } \right)$