Find the period P and amplitude A and graph at least two periods of the equation. y = 7 cos 4x
A) P = 90.0° , A = 7
B) P = 90.0° , A = 7
C) P = 45.0° , A = 4
D) P = 90.0° , A = 7
E) P = 45.0° , A = 4

Question

Find the period P and amplitude A and graph at least two periods of the equation. y = 7 cos 4x
A) P = 90.0° , A = 7 
B) P = 90.0° , A = 7 
C) P = 45.0° , A = 4 
D) P = 90.0° , A = 7 
E) P = 45.0° , A = 4

Quizplus · Accepted Answer

The Answer of Find the period P and amplitude A and graph at least two periods of the equation. y = 7 cos 4x
A) P = 90.0° , A = 7 
B) P = 90.0° , A = 7 
C) P = 45.0° , A = 4 
D) P = 90.0° , A = 7 
E) P = 45.0° , A = 4

Find the Period P and Amplitude a and Graph at Least