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GRE Math: Common Errors

Subjects : gre, math
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. 5/6 in percent?






2. What is the 'Range' of a function?






3. (a^-1)/a^5






4. When the 'a' in the parabola is negative...






5. What is the third quartile of the following data set: 44 - 58 - 63 - 63 - 68 - 70 - 82






6. Is 0 even or odd?






7. Solve the quadratic equation ax^2 + bx + c= 0






8. Which quadrant is the upper left hand?






9. Formula to calculate arc length?






10. Suppose that the graph of f(x) is the result of stretching y=x + 5 away from the x-axis by a factor of 2. What is the new equation for the graph f(x)?






11. Can the input value of a function have more than one output value (i.e. x: y - y1)?






12. A cylinder has surface area 22pi. If the cylinder has a height of 10 - what is its radius?






13. What is an arc of a circle?






14. Number of degrees in a triangle






15. T or F? Given d -e &f =/ 0 - [(d^3)e(f^5)] / 2d(e^3) / [3(d^2)(e^3)(f^7)] / [6(e^5)(f^2)]?






16. What is the 'Solution' for a set of inequalities.






17. What is the absolute value function?






18. Which is greater? 200x^295 or 10x^294?






19. What is a minor arc?

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20. Legs 5 - 12. Hypotenuse?






21. To convert a decimal to a percent...






22. A number is divisible by 4 is...






23. What is an exterior angle?






24. Define a 'monomial'






25. What is a central angle?






26. What is the surface area of a cylinder with radius 5 and height 8?






27. A cylinder has a surface area of 22pi. If the cylinder has a height of 10 - what is the radius?






28. x^2 = 9. What is the value of x?






29. What is the graph of f(x) shifted downward c units or spaces?






30. Can you simplify sqrt72?






31. 70 < all primes< 80






32. A number is divisible by 9 if...






33. What is the maximum value for the function g(x) = (-2x^2) -1?






34. What is the formula for compounded interest?






35. Simplify the expression (p^2 - q^2)/ -5(q - p)






36. Can the output value of a function have more than one input value?






37. What are the roots of the quadrinomial x^2 + 2x + 1?






38. How many multiples does a given number have?






39. What is the slope of a vertical line?

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40. a^2 - 2ab + b^2






41. What is the graph of f(x) shifted right c units or spaces?






42. Which quadrant is the lower left hand?






43. What is a finite set?






44. A brick with dimensions 10. 15 and 25 weighs 1.5 kg. A second brick (same density) has dimensions 12 - 18 - and 30. What is the weight of the second brick?






45. What does the graph x^2 + y^2 = 64 look like?






46. How many sides does a hexagon have?






47. What is the 'Restricted domain of a function'?






48. What is the slope of a horizontal line?






49. 20<all primes<30






50. What is a chord of a circle?







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