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Mathematics 11 Online
OpenStudy (anonymous):

Which of the following are equivalent to the function y = 4cos x - 2? Check all that apply. A. y = -4cos x + 2 B. y = 4cos(-x) - 2 C. y = 4sin(x - ) - 2 D. y = 4sin(x + ) - 2

OpenStudy (jdoe0001):

y = 4cos (x - 2) or y = 4cos( x) - 2 ?

OpenStudy (jdoe0001):

anyhow keep in mind -> http://upload.wikimedia.org/math/5/0/1/5014f43480bf84023f32b2d6059b0052.png

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