Jamb Mathematics Past QuestionsQuestions and Answers on IntegrationQuestion 31:Evaluate \(\int \sin 3x \mathrm d x\) A. (2/3) cos 3x + c B. (1/3) cos 3x + c C. (-1/3) cos 3x + c D. (-2/3) cos 3x + c Question 32:Evaluate \(\int^{2} _{3}(x^2 - 2x)dx\) A. 4 B. 2 C. 4/3 D. 1/3 Question 33:Evaluate \(\int_{1}^{3}(x^2 - 1)dx\) A. \(\frac{2}{3}\) B. \(-\frac{2}{3}\) C. \(-6\frac{2}{3}\) D. \(6\frac{2}{3}\) Question 34:Evaluate \(\int_0^{\frac{\pi}{2}}sin2xdx\) A. 1 B. Zero C. -1/2 D. -1 Question 35:Evaluate \(\int_{-4}^0(1 - 2x)dx\) A. -16 B. -20 C. 20 D. 10 |
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