⎝ 2) Horizontally compress by a factor of 1 ⎠ = 1 = 2π T Period: = 2π 2π ω 30π 15 (2π π ⎡ = sec + y x π )⎤ Amplitude: = 120 3) Reflect about the x-axis = 120 A (2π ⎡ = − sec + y x )⎤ Phase Shift: φ π = 3 = 1 ω ⎣ ⎦ 30π 90
2) Horizontally compress by a factor of 1 Period: ⎝ ⎠ T = 2π = 2π = 1 2π ω 30π 15 ⎡ y = sec (2π x + π )⎤ 3) Reflect about the x-axis Amplitude: A = 120 π = 120 ⎡ y = − sec (2π x + π )⎤ Phase Shift: φ = 3 = 1 ⎣ ⎦ ω 30π 90
62514-0132318806_ISM_02-1.docx