UTME Mathmatics Welcome to your UTME Mathmatics Find the variance of 2x, 2x - 1, and 2x + 1√2/3212/3The cost of renovating a 6m square room is N540. What is the cost of renovating a 9m square room?N720N810N1,620N1,215Find the value of x for which the function 3x3 - 9x2 is minimum3502If tan x = 5 /4, find sin2 x - cos2 x41/99/4115/4A bag contains 5 black balls and 3 red balls. Two balls are picked at random without replacement. What is the probability that a black and a red balls are picked?A. 5/14B. 13/28C. 3/14D. 15/28A bucket is 12 cm in diameter at the top, 8cm in diameter at the bottom and 4cm deep. Calculate its volume144π cm3304π /3 cm372π cm3128π /3 cm3Find the number of committees of three that can be formed consisting of two men and one women from four men and three womenA. 24B. 18C. 3D. 6Find the derivative of (2 +3x)(1 - x) with respect to xA. 6x - 1B. 1 - 6xC. 6D. -3Simplify 1 - (2 1/3 x 1 1/3) + 3/5A. -2 31/60B. -2 7/15C. -1 19/60-1 1/15The graphs of the function y = x2 + 4 and a straight line PQ are drawn to solve the equation x2 +3x + 2 = 0. What is the equation of PQ?A. y = 3x +2B. y = 3x - 4C. y = 3x + 4D. y = 3x - 2Find the c0-ordinate of the midpoint of x and y intercepts of the line 2y = 4x - 8(-1, -2)(1, 2)(2, 0)(1, -2)In a class of 40 students, 32 offer mathematics, 24 offer physics and 4 offer neither mathematics nor physics. How many offer both mathematics and physics?A. 16B. 4C. 20D. 8Find the mean of the data , 7, -3, 4, -2, 5, -9, 4, 8, -6, 121234The length a person can jump is inversely proportional to his weight. If a 20kg person can jump 1.5m, find the constant of proportionalityA. 30B. 60C. 15D. 20If y = 3sin(-4x), dy/dx isA. -12 cos(-4x)B. 12 sin(-4x)C. 12x cos(4x)D. -12x cos(-4x)Please fill in the comment box below. Name Email Time is Up! Time's up
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