# MCQs in Calculus Part VI - Answers

Answers key for the Compiled MCQs in Calculus Part 6 of the series as one topic in Engineering Mathematics in the ECE Board Exam.

Below are the answers key for the Multiple Choice Questions in Calculus – MCQs Part 6.

251. c. 17/3

252. d. 40pi

253. c. 50√3

254. a. 46.83

255. c. 72

256. c. 5/21

257. d. 37/12

258. a. 268.1

259. b. 1.05

261. c. the intersection of Df and Dg without the zeros of function g

262. d. the closed interval [a + 3 , b + 3]

263. a. the interval (a - 4 , +infinity)

264. b. (f / g)(x) is also continuous everywhere except at the zeros of g(x).

265. b. -10

266. c. lim [ f(x) . g(x) ] as x --> a may be +infinity or -infinity

267. c. (A) or (B) above

268. d. None of the above

269. d. (A) and (C) only

270. b. (-infinity , -3] U [3 , +infinity)

271. b. 1 / 10

272. b. f '(x) = g '(x)

273. b. f '(x) = g '(u) . u '(x)

274. a. 1

275. d. 4

276. a. 5

277. A. [ 2 e( exp –t ) – 4 e( exp – 3t ) ]

278. A. I(s) = 2 e^(-25t) sin 100t

279. D. cos wt

280. B. 2 cos 3x – 6 sin 3x

281. A. (1/4) e^t sinht

### Online Questions and Answers in Calculus Series

Following is the list of practice exam test questions in this brand new series:

Calculus MCQs
PART 1: MCQs from Number 1 – 50                        Answer key: PART I
PART 2: MCQs from Number 51 – 100                        Answer key: PART II
PART 3: MCQs from Number 101 – 150                        Answer key: PART III
PART 4: MCQs from Number 151 – 200                        Answer key: PART IV
PART 5: MCQs from Number 201 – 250                        Answer key: PART V
PART 6: MCQs from Number 251 – 300                        Answer key: PART VI

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