30. Using a graphing calculator to sketch y = -1.4sin 2x-7)3ππXY = -1.4XY= -1.4minmin6(a)(b)137Y = 1.477 Ymx=1.4=max67πY = -1.4Ymin6Ymax= 1.4776(d)XminmaxXmin= 077X₂ = —max6=minXmaxX₂minXmax====the best viewing window for one period isπXY = 0min6(c)Ίπmax = 1.4=-1.4minY = 1.4maxmin=maxXY

Concept: Since Function Amplitude and Period: The amount by which the graph of y=asin(bx) changes…

π 30. Using a graphing calculator to sketch y=-1.4sin 2r- the best viewing window for one period is 3 π X Y = -1.4 X Y = -1.4 X ==0 6 = 0 min 6 6 (a) (b) (c) 137 77 Y = 1.4 Xmx = 77 X₂ = max Y = 1.4 X. Y =1.4 max max 6 6 6 X=0 Y = -1.4 X = X₂ == Yax=1.4 max (d) X. 77 (e) X || = 77 6 77 6 Y = -1.4 = 1.4 max ||

π 30. Using a graphing calculator to sketch y=-1.4sin 2r- the best viewing window for one period is 3 π X Y = -1.4 X Y = -1.4 X ==0 6 = 0 min 6 6 (a) (b) (c) 137 77 Y = 1.4 Xmx = 77 X₂ = max Y = 1.4 X. Y =1.4 max max 6 6 6 X=0 Y = -1.4 X = X₂ == Yax=1.4 max (d) X. 77 (e) X || = 77 6 77 6 Y = -1.4 = 1.4 max ||

Trigonometry (11th Edition)

11th Edition

ISBN:9780134217437

Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels

Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels

Chapter1: Trigonometric Functions

Section: Chapter Questions

Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.

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