AC6.3 - 6.3 CONCEPT QUESTIONS page 427 1 See text page 424 2 See text page 426 EXERCISES 6.3 page 427 1 2 3 1 3(1.9 1.5 1.8 2.4 2.7 2.5 = 12.8 4.27

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
6 Integration 537 6.3 CONCEPT QUESTIONS, page 427 1. See text page 424. 2. See text page 426. EXERCISES 6.3, page 427 1. 1 3 (1.9 + 1.5 + 1.8 + 2.4 + 2.7 + 2.5) = 12.8 3 4.27. 2. 1 4 (4.5 + 8.0 + 8.5 + 6.0 + 4.0 + 3.0 + 2.5 + 2.0) = 38 5 4 . = 9.625. 3. a. A = 1 2 (2)(6) = 6 sq units. b. Δ x = 2 4 1 2 12 1 2 34 3 2 01 == = = = ;, ,, . xx A 1 2 [3(0) + 3( 1 2 ) + 3(1) + 3( 3 2 )] = 9 2 = 4.5 sq units. c. Δ x = 2 8 = 1 4 . 18 0 7 4 ,..., . A ++++ +++ 1 4 1 4 1 2 3 4 5 4 3 2 7 4 3 0 3333 1 333 () () () () () () () () = 21 4 = 5.25 sq units. d. Yes. 4. a. A = 6 b. x 1 = 1 2 , x 2 = 1, x 3 = 3 2 , x 4 = 2 A = 1 2 1 2 3 2 33 1 2 7 5 () () () () . . ++ + = c. x 1 = 1 4 , x 2 = 1 2 , x 3 = 3 4 , ..., x 8 = 2. A 1 4 1 4 1 2 3 4 7 4 2 6 7 5 () () () () () . . = " d. Yes.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
6 Integration 538 5. a. A = 4 b. Δ x = 2 5 = 0.4; x 1 = 0, x 2 = 0.4, x 3 = 0.8, x 4 = 1.2, x 5 = 1.6 A 0.4{[4 2(0)] + [4 2(0.4)] + [4 2(0.8)] + [4 2(1.2)] + [4 2(1.6)]} = 4.8 c. Δ x = 2 10 = 0.2, x 1 = 0, x 2 = 0.2, x 3 = 0.4, . .., x 10 = 1.8. A 0.2{[4 2(0)] + [4 2(0.2)] + [4 2(0.4)] + " + [4 2(1.8)]} = 4.4 d. Yes. 6. a. A = 4 b. Δ x = 0.4; x 1 = 0.4, x 2 = 0.8, x 3 = 1.2, x 4 = 1.6, x 5 = 2 A 0.4{[4 2(0.4)] + [4 2(0.8)] + ... + [4 2(2)]} 3.2. c. Δ x = 0.2; x 1 = 0.2, x 2 = 0.4, x 3 = 0.6, . .., x 10 = 2. A 0.2{[4 2(0.2)] + [4 2(0.4)] + ... + [4 2(2)]} 3.6. d. Yes. 7. a. Δ x = 42 2 = 1; x 1 = 2.5, x 2 = 3.5; The Riemann sum is [(2.5) 2 + (3.5) 2 ] = 18.5.
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 03/26/2011 for the course ACCOUNTING 102 taught by Professor Albert during the Spring '11 term at Karachi Institute of Economics & Technology.

Page1 / 5

AC6.3 - 6.3 CONCEPT QUESTIONS page 427 1 See text page 424 2 See text page 426 EXERCISES 6.3 page 427 1 2 3 1 3(1.9 1.5 1.8 2.4 2.7 2.5 = 12.8 4.27

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online