# tm12 - MAC 1114 Module Test 12 Name MULTIPLE CHOICE Choose...

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MAC 1114 Module Test 12 Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Convert to rectangular coordinates. 1) 4, π 2 A) ( - 4, 0) B) (0, - 4) C) (4, 0) D) (0, 4) Plot the point (r, θ ). 2) 2, 5 π 4 5 A) 5 B) 5 1

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C) 5 D) 5 Convert to rectangular coordinates. 3) (2, 510°) A) ( - 3 , 1) B) ( - 1, 3 ) C) (1, 3 ) D) ( 3 , - 1) Find an equivalent equation in rectangular coordinates. 4) r = cos θ A) x 2 + y 2 = y B) x 2 + y 2 = x C) (x + y) 2 = y D) (x + y) 2 = x Plot the point (r, θ ). 5) (4, 135°) 2
A) 5 B) 5 C) 5 D) 5 Identify the type of polar graph. 6) r 2 = 3 cos 2 θ A) rose with 4 petals B) lemniscate C) cardioid D) limacon Convert to rectangular coordinates. 7) ( - 12, 45°) A) ( - 6 2 , - 6 2 ) B) (6 2 , - 6 2 ) C) ( - 6 2 , 6 2 ) D) (6 2 , 6 2 ) Determine two pairs of polar coordinates for the point with 0 ° θ < 360 ° . 8) (0, - 2 ) A) ( 2 , 0°), ( - 2 , 180°) B) ( 2 , 90°), ( - 2 , 0°) C) ( 2 , 270°), ( - 2 , 90°) D) ( 2 , 90°), ( - 2 , 270°) 3

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Graph. 9) r = sin 4 θ + 3 x y A) r -4 -3 -2 -1 1 2 3 4 4 3 2 1 B) r 1 2 3 4 4 3 2 1 C) r 1 2 3 4 4 1 D) r -8 -6 2 4 6 8 8 6 4 2 The rectangular coordinates of a point are given. Express the point in polar coordinates
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## This note was uploaded on 10/18/2011 for the course MAC 1114 taught by Professor Russel during the Summer '08 term at Valencia.

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tm12 - MAC 1114 Module Test 12 Name MULTIPLE CHOICE Choose...

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