This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
Unformatted text preview: husain (aih243) – HW 2 – mann – (54675) 1 This printout should have 18 questions. Multiplechoice questions may continue on the next column or page – find all choices before answering. Sections 12.2, 12.3 001 10.0 points Rewrite the finite sum 12 3 + 1 + 16 4 + 1 + 20 5 + 1 + 24 6 + 1 + ... + 32 8 + 1 using summation notation. 1. 8 summationdisplay k = 3 4 k k + 1 2. 5 summationdisplay k = 0 ( 1) k 3 4 k k + 1 3. 8 summationdisplay k = 3 ( 1) k 3 4 k k + 1 4. 9 summationdisplay k = 4 4 k k + 1 5. 5 summationdisplay k = 0 4 k k + 1 6. 9 summationdisplay k = 4 ( 1) k 3 4 k k + 1 002 (part 1 of 3) 10.0 points Write each of the following finite sums in summation notation. (i) The sum of the first ten positive odd inte gers. 1. sum = 10 summationdisplay i =1 2 i 2. sum = 10 summationdisplay i =1 ( i 1) 3. sum = 10 summationdisplay i =1 (2 i 1) 4. sum = 10 summationdisplay i =1 (2 i + 1) 5. sum = 10 summationdisplay i =1 i 003 (part 2 of 3) 10.0 points (ii) The sum of the cubes of the first n positive integers. 1. sum = n summationdisplay i =0 i 2. sum = n summationdisplay i =1 i 3 3. None of these 4. sum = n summationdisplay i =0 i 3 5. sum = n summationdisplay i =1 i 004 (part 3 of 3) 10.0 points (iii) 6 + 10 + 14 + 18 + ... + 42 ....
View
Full
Document
This note was uploaded on 11/30/2010 for the course M 408d taught by Professor Sadler during the Spring '07 term at University of Texas.
 Spring '07
 Sadler

Click to edit the document details