19. Where is the first minimum of y = -2 sin(x - 90°) after x = 0? a. 90° b. 180° C. 270° d. 120°

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.2: Trigonometric Equations
Problem 104E
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19. Where is the first minimum of y = - 2 sin(x - 90°) after x = 0?
|
a. 90°
b. 180°
C. 270°
d. 120°
Transcribed Image Text:19. Where is the first minimum of y = - 2 sin(x - 90°) after x = 0? | a. 90° b. 180° C. 270° d. 120°
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