Find A,b,and C for the Function F(x)= a Cos (Bx $- \frac { 3 } { 2 }$

question 28

Multiple Choice

Find a,b,and c for the function f(x) = a cos (bx - c) such that the graph of f(x) matches the graph below.

• A)a = -2;b = -1;c= \(- \frac { 3 } { 2 }\)
• B)a = 4;b = 1;c = π
• C)a = 1;b = 2;c = -1
• D)a = 2;b = 1;c = -π
• E)a = 2;b = 1;c = \(- \frac { 1 } { 2 }\) π

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