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Mathematics 19 Online
OpenStudy (anonymous):

Consider the function y= -2-3 cos(x+pi). What effect does the -2 have on the basic graph?

OpenStudy (anonymous):

A. Horizontal shift left 2 units B. Vertical stretch by factor 2 C. Horizontal shift right 2 units D. Vertical shift down 2 units

OpenStudy (anonymous):

all graph goes 2 units down, so it's D

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