1) What is the right function? a) y = sin(x + 60) b) y = sin(x + 30) c) y = cos(x - 60) d) y = cos(60x) e) y = 60cos(x) f) y = sin(60x + 30) 2) What is the correct function? a) y = sin(3x + 60) b) y = sin(x + 30) c) y = sin(x + 60) d) y = sin(x - 60) e) y = 60sin(x) f) y = sin(60x - 30) 3) What is the function? a) y = sin(4x) b) y = sin(5x) c) y = 4sin(x) d) y = 5sin(x) e) y = 4cos(x) f) y = cos(5x) 4) What is the right one? a) y = 10sin(x + 3) b) y = 3sin(x + 10) c) y = sin(x + 10) d) y = 10cos(x + 3) e) y = 3cos(x - 10) f) y = 3cos(x + 10) 5) What is this graph? a) y = 1/(tan(x)) b) y = |tan(x)| c) y = 2tan(x) d) y = tan(2x) e) y = -tan(x) f) y = tan(x) 6) What is the equation for this graph? a) y = tan(x + 30) b) y = tan(30x) c) y = 30tan(x) d) y = (1/3)tan(x) e) y = tan(3x) f) y = 3tan(x) 7) What is it? a) y = 10sin(0.9x) b) y = 4sin(x - 20) c) y = 4sin(9x) d) y = 9sin(4x) e) y = 9sin(x + 20) f) y = 4sin(x)

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