Page 1 of 3 Math 1431 – EMCF 1 Covers Sections 1.2 – 1.4 Due Thursday, September 7th by 11:59 PM • Log in to your CASA account and click on the “EMCF” tab, choose EMCF 1. • Choice F is “none of the above” on all questions. Questions 1—3: Given the following function: 1. ( )lim f+→=x2x a. 1 b. 2 c. -3 d. -1 e. Does not exist. 2. ()lim f→=x2x a. 1 b. 2 c. -3 d. -1 e. Does not exist. 3. ( )lim f→=x0x a. 1 b. 2 c. 0 d. -1 e. Does not exist.Page 2 of 3 4. lim→−=−+22x3x9x4x3 A. 2 B. 6 C. 1 D. 3 E. 0 5. lim→−=−x4x4x4 A. 0 B. 1 C. -1 D. 4 E. Does Not Exist 6. 2x0221x11xlim→−=+ A. 2 B. B. -2 C. C. 1/2 D. D. -1/2 E. E. Does Not Exist 7. x1x1x21lim→−+=+− A. 2 B. 3 C. 3/2 D. 0 E. Does not existPage 3 of 3 8. lim→∞+=−33x4x 1xx A. 0 B. 4 C. -4 D. 2 E. Does not exist 9. Classify the discontinuity of 24 , 2( ) 6, 2 51, 5xxfx x xxx<=+ <<−≥ at x = 2 and 5. A. Jump at x=2, Removable at x=5. B. Removable at x=2 , Jump at x=5. C. Removable at both at x=2 and x=5 D. Jump at both x =2 and x=5. E. Infinite at both x=2 and x=5. 10. Find the x –coordinate of each point of discontinuity, if any, of ( )fsin1x52 x=− A. 2 B. π C. 0 D. 2π E. None
View Full Document
Unlocking...