Q.13735·Miscellaneous·2012·EasyThe mean of 10 observations is 5. If 2 is added to each observation and then multiplied by 3, then what will be the new mean ?View question
Q.13736·Miscellaneous·2012·EasyWhat is the geometric mean of the sequence 1, 2, 4, 8, …., 2^n ?View question
Q.13737·Miscellaneous·2012·EasyABCD is a parallelogram. If AB = a, BC = b, then what is BD equal to ?View question
Q.13739·Miscellaneous·2012·EasyThe magnitude of the scalar p for which the vector p(-3i - 2j + 13k) is of unit length is :View question
Q.13740·Miscellaneous·2012·EasyConsider the following : 1. 4i×3i = 0 2. (4i/3i) = 4/3 Which of the above is/are correct ?View question
Q.13741·Miscellaneous·2012·EasyEFGH is a rhombus such that the angle EFG is 60°. The magnitude of vectors FH and (m EG) are equal where m is a scalar. What is the value of m ?View question
Q.13742·Miscellaneous·2012·EasyWhat is the general solution of the differential equation e^x tan y dx + (1 - e^x) sec^2 y dy = 0 ?View question
Q.13743·Miscellaneous·2012·EasyWhat is the general solution of the differential equation x^2 dy + y^2 dx = 0 ?View question
Q.13744·Miscellaneous·2012·EasyFor the differential equation (dy/dx)^2 - x(dy/dx) + y = 0, which one of the following is not its solution ?View question
Q.13745·Miscellaneous·2012·EasyThe differential equation y dy/dx + x = a where ‘a’ is any constant represents :View question
Q.13746·Miscellaneous·2012·EasyConsider a differential equation of order m and degree n. Which one of the following pairs is not feasible ?View question
Q.13747·Miscellaneous·2012·EasyWhat is the degree of the differential equation d^3y/dx^3 + 2(d^2y/dx^2)^2 - dy/dx + y = 0 ?View question
Q.13748·Miscellaneous·2012·EasyWhat is the area of the region bounded by the lines y = x, y = 0 and x = 4 ?View question
Q.13750·Miscellaneous·2012·EasyIf y = ln(e^x + e^-x), then what is dy/dx at x = 0 equal to ?View question
Q.13751·Miscellaneous·2012·EasyConsider the following statements : 1.If f(x) = x^3 and g(y) = y^3 then f = g. 2.Identity function is not always a bijection. Which of the above statements is/are correct ?View question
Q.13752·Miscellaneous·2012·EasyThe function f(x) = x^3 - 3x^2 + 6 is an increasing function for :View question