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COMPASS Practice Test 15
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1. Which equation best describes the data in this table?
¡ A. Y = 4X - 7 ¡ B. Y = X - 6 ¡ C. Y = -2X + 5 ¡ D. Y = 4X + 3 ¡ E. Y = 3X + 5
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1 Which equation best describes the data in this table?
Calculate the slope Find b Plug in a point. Use -2 for the slope. Answer C
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2 For all x, ¡ A. 9 ¡ B. 3 ¡ C. 16 ¡ D. 7 ¡ E. 4
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3 ¡ A. ¡ B. ¡ C. ¡ D. ¡ E.
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3 Before addition the fractions must be rewritten with a common denominator. The LCD is 6. Answer C
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4 What is the slope of 3x + 2y = 6?
¡ B. ¡ C. ¡ D. ¡ E.
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4 What is the slope of 3x + 2y = 6?
Solve for y, then the coefficient of x is the slope. Answer E
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5 Which of these equations defines a line that is perpendicular to the line given by the equation y = -2x + 5? ¡ D. ¡ E. ¡ A. ¡ B. ¡ C.
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5 Which of these equations defines a line that is perpendicular to the line given by the equation y = -2x + 5? Perpendicular 1. Identify the slope of the line. 2. Change the sign. 3. Take the reciprocal. Answer D
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6 In the standard (x, y ) plane, what is the distance between and ?
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6 In the standard (x, y ) plane, what is the distance between and ?
Use the distance formula. Answer C
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7 What are the (x, y) coordinates of the point of intersection of the lines determined by the equations 2x – 3y = 4 and y = x? ¡ A. ¡ B. ¡ C. ¡ D. ¡ E.
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7 What are the (x, y) coordinates of the point of intersection of the lines determined by the equations 2x – 3y = 4 and y = x? Solve this system by substitution. Answer B
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8 If is a special operation defined by (a b) = 3a – 2b and (6 x) = 8 then x = ?
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8 If is a special operation defined by (a b) = 3a – 2b and (6 x) = 8 then x = ?
Answer E
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9. 12x2 + 11x – 36 is the product of (3x – 4) and another polynomial
9 12x2 + 11x – 36 is the product of (3x – 4) and another polynomial. What is the other polynomial? ¡ A. ¡ B. ¡ C. ¡ D. ¡ E.
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9. 12x2 + 11x – 36 is the product of (3x – 4) and another polynomial
9 12x2 + 11x – 36 is the product of (3x – 4) and another polynomial. What is the other polynomial? Answer E
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10 ¡ A. ¡ B. ¡ C. ¡ D. ¡ E.
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