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Jamb Mathematics Past QuestionsJamb Past Questions and Answers on CALCULUSQuestion 86:Find the maximum value of y in the equation y = 1 - 2x - 3x\(^2\) A. 5/4 B. 5/3 C. 3/4 D. 4/3 Question 87:Evaluate \(\int^{2} _{3}(x^2 - 2x)dx\) A. 4 B. 2 C. 4/3 D. 1/3 Question 88:If y = 3 sin(-4x), dy/dx is A. 12x cos (4x) B. -12x cos (-4x) C. -12 cos (-4x) D. 12 sin (-4x) Question 89:Determine the maximum value of y = 3x2 - x3 A. Zero B. 2 C. 4 D. 6 Question 90:If y = 3 cos(x/3), find dy/dx when x = (3π/2) A. 1 B. -3 C. 2 D. -1 |
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