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QUIZ START
#1. If A=[[1,2],[3,4]], then trace of A is:
#2. The value of i^14 is equal to:
#3. If A and B are symmetric matrices of same order, then AB – BA is:
#4. The modulus of complex number z=3-4i is:
#5. If set A has 3 elements, then number of subsets of A is:
#6. The main diagonal elements of a skew-symmetric matrix are always:
#7. If f(x)=x^2-1, then f(-2) is:
#8. The discriminant of quadratic equation ax^2+bx+c=0 is:
#9. If roots of ax^2+bx+c=0 are equal, then discriminant is:
#10. Sum of roots of 2x^2-4x+6=0 is:
#11. Product of roots of 3x^2+5x-9=0 is:
#12. If w is a complex cube root of unity, then 1+w+w^2=
#13. The value of w^33 is
#14. Arithmetic Mean between 4 and 16 is:
#15. Geometric Mean between 4 and 16 is:
#16. The nth term of an A.P. is given by:
#17. Common ratio of G.P. 2, 6, 18, 54… is:
#18. The sum of first n natural numbers is:
#19. The value of 5! (5 factorial) is:
#21. If nP2=20, then value of n is:
#22. In expansion of (x+y)^n the total number of terms is:
#28. Period of sin(x) is:
#29. Period of tan(x) is:
#30. Domain of sin(x) is:
#32. Derivative of x^n with respect to x is:
#33. Derivative of sin(x) is:
#34. Derivative of cos(x) is:
#35. Derivative of tan(x) is:
#36. Derivative of a constant term is:
#40. Distance between points (0,0) and (3,4) is:
#41. Slope of line passing through (1,2) and (3,6) is:
#42. Two lines are perpendicular if the product of their slopes (m1*m2) is:
#43. Equation of a line parallel to x-axis is of the form:
#44. The magnitude of vector v=3i+4j is:
#45. If dot product of two non-zero vectors is zero, they are:
#46. If cross product of two vectors is zero vector, they are:
#47. The angle in a semicircle is:
#48. Radii of the same circle are:
#49. A function f: A->B is called one-one if different elements of A have:
#50. The multiplicative identity of real numbers is:
