Ch.20 problems

Page 1 <img data-url='document/ch20-problems.html?page=1' data-page='1' class='cut-thumb lazyload' alt='Page 1: Ch.20 problems' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022050807/54581057b1af9fc15d8b494e/html5/thumbnails/1.jpg' width='140' height='200' /> November 16, 2010

Page 2 <img data-url='document/ch20-problems.html?page=2' data-page='2' class='cut-thumb lazyload' alt='Page 2: Ch.20 problems' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022050807/54581057b1af9fc15d8b494e/html5/thumbnails/2.jpg' width='140' height='200' /> November 16, 2010

Page 3 <img data-url='document/ch20-problems.html?page=3' data-page='3' class='cut-thumb lazyload' alt='Page 3: Ch.20 problems' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022050807/54581057b1af9fc15d8b494e/html5/thumbnails/3.jpg' width='140' height='200' /> November 16, 2010

Page 4 <img data-url='document/ch20-problems.html?page=4' data-page='4' class='cut-thumb lazyload' alt='Page 4: Ch.20 problems' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022050807/54581057b1af9fc15d8b494e/html5/thumbnails/4.jpg' width='140' height='200' /> November 16, 2010

Page 5 <img data-url='document/ch20-problems.html?page=5' data-page='5' class='cut-thumb lazyload' alt='Page 5: Ch.20 problems' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022050807/54581057b1af9fc15d8b494e/html5/thumbnails/5.jpg' width='140' height='200' /> November 16, 2010

Page 6 <img data-url='document/ch20-problems.html?page=6' data-page='6' class='cut-thumb lazyload' alt='Page 6: Ch.20 problems' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022050807/54581057b1af9fc15d8b494e/html5/thumbnails/6.jpg' width='140' height='200' /> November 16, 2010

Page 7 <img data-url='document/ch20-problems.html?page=7' data-page='7' class='cut-thumb lazyload' alt='Page 7: Ch.20 problems' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022050807/54581057b1af9fc15d8b494e/html5/thumbnails/7.jpg' width='140' height='200' /> November 16, 2010

Page 8 <img data-url='document/ch20-problems.html?page=8' data-page='8' class='cut-thumb lazyload' alt='Page 8: Ch.20 problems' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022050807/54581057b1af9fc15d8b494e/html5/thumbnails/8.jpg' width='140' height='200' /> November 16, 2010

Page 9 <img data-url='document/ch20-problems.html?page=9' data-page='9' class='cut-thumb lazyload' alt='Page 9: Ch.20 problems' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022050807/54581057b1af9fc15d8b494e/html5/thumbnails/9.jpg' width='140' height='200' /> November 16, 2010

Page 10 <img data-url='document/ch20-problems.html?page=10' data-page='10' class='cut-thumb lazyload' alt='Page 10: Ch.20 problems' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022050807/54581057b1af9fc15d8b494e/html5/thumbnails/10.jpg' width='140' height='200' /> November 16, 2010

Page 11 <img data-url='document/ch20-problems.html?page=11' data-page='11' class='cut-thumb lazyload' alt='Page 11: Ch.20 problems' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022050807/54581057b1af9fc15d8b494e/html5/thumbnails/11.jpg' width='140' height='200' /> November 16, 2010

Page 12 <img data-url='document/ch20-problems.html?page=12' data-page='12' class='cut-thumb lazyload' alt='Page 12: Ch.20 problems' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022050807/54581057b1af9fc15d8b494e/html5/thumbnails/12.jpg' width='140' height='200' /> November 16, 2010

Page 13 <img data-url='document/ch20-problems.html?page=13' data-page='13' class='cut-thumb lazyload' alt='Page 13: Ch.20 problems' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022050807/54581057b1af9fc15d8b494e/html5/thumbnails/13.jpg' width='140' height='200' /> November 16, 2010

Page 14 <img data-url='document/ch20-problems.html?page=14' data-page='14' class='cut-thumb lazyload' alt='Page 14: Ch.20 problems' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022050807/54581057b1af9fc15d8b494e/html5/thumbnails/14.jpg' width='140' height='200' /> November 16, 2010

Page 15 <img data-url='document/ch20-problems.html?page=15' data-page='15' class='cut-thumb lazyload' alt='Page 15: Ch.20 problems' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader033.cupdf.com/reader033/viewer/2022050807/54581057b1af9fc15d8b494e/html5/thumbnails/15.jpg' width='140' height='200' /> November 16, 2010

Ch.20 problems

Education

november 16