- WordPress.com (b); Sina + sinß = a sin2 + sin2 (3 + 2sinasinß coscx + cosß = b cos2ct + cos2ß + 2cosacosß = b2 (i) + (ii) (sin2 + cos2 (3) + sin2 (3 + cos2 (3 + 2(cosacosß

Page 1 <img data-url='document/-b-sina-sin-a-sin2-sin2-3-2sinasin-coscx-cos-b-cos2ct-cos2-.html?page=1' data-page='1' class='cut-thumb lazyload' alt='Page 1: - WordPress.com (b); Sina + sinß = a sin2 + sin2 (3 + 2sinasinß coscx + cosß = b cos2ct + cos2ß + 2cosacosß = b2 (i) + (ii) (sin2 + cos2 (3) + sin2 (3 + cos2 (3 + 2(cosacosß' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader030.cupdf.com/reader030/viewer/2022012318/5b059a537f8b9abf568bce0d/html5/thumbnails/1.jpg' width='140' height='200' /> www.questionsolution.com

Page 2 <img data-url='document/-b-sina-sin-a-sin2-sin2-3-2sinasin-coscx-cos-b-cos2ct-cos2-.html?page=2' data-page='2' class='cut-thumb lazyload' alt='Page 2: - WordPress.com (b); Sina + sinß = a sin2 + sin2 (3 + 2sinasinß coscx + cosß = b cos2ct + cos2ß + 2cosacosß = b2 (i) + (ii) (sin2 + cos2 (3) + sin2 (3 + cos2 (3 + 2(cosacosß' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader030.cupdf.com/reader030/viewer/2022012318/5b059a537f8b9abf568bce0d/html5/thumbnails/2.jpg' width='140' height='200' /> www.questionsolution.com

Page 3 <img data-url='document/-b-sina-sin-a-sin2-sin2-3-2sinasin-coscx-cos-b-cos2ct-cos2-.html?page=3' data-page='3' class='cut-thumb lazyload' alt='Page 3: - WordPress.com (b); Sina + sinß = a sin2 + sin2 (3 + 2sinasinß coscx + cosß = b cos2ct + cos2ß + 2cosacosß = b2 (i) + (ii) (sin2 + cos2 (3) + sin2 (3 + cos2 (3 + 2(cosacosß' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader030.cupdf.com/reader030/viewer/2022012318/5b059a537f8b9abf568bce0d/html5/thumbnails/3.jpg' width='140' height='200' /> www.questionsolution.com

Page 4 <img data-url='document/-b-sina-sin-a-sin2-sin2-3-2sinasin-coscx-cos-b-cos2ct-cos2-.html?page=4' data-page='4' class='cut-thumb lazyload' alt='Page 4: - WordPress.com (b); Sina + sinß = a sin2 + sin2 (3 + 2sinasinß coscx + cosß = b cos2ct + cos2ß + 2cosacosß = b2 (i) + (ii) (sin2 + cos2 (3) + sin2 (3 + cos2 (3 + 2(cosacosß' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader030.cupdf.com/reader030/viewer/2022012318/5b059a537f8b9abf568bce0d/html5/thumbnails/4.jpg' width='140' height='200' /> www.questionsolution.com

Page 5 <img data-url='document/-b-sina-sin-a-sin2-sin2-3-2sinasin-coscx-cos-b-cos2ct-cos2-.html?page=5' data-page='5' class='cut-thumb lazyload' alt='Page 5: - WordPress.com (b); Sina + sinß = a sin2 + sin2 (3 + 2sinasinß coscx + cosß = b cos2ct + cos2ß + 2cosacosß = b2 (i) + (ii) (sin2 + cos2 (3) + sin2 (3 + cos2 (3 + 2(cosacosß' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader030.cupdf.com/reader030/viewer/2022012318/5b059a537f8b9abf568bce0d/html5/thumbnails/5.jpg' width='140' height='200' /> www.questionsolution.com

Page 6 <img data-url='document/-b-sina-sin-a-sin2-sin2-3-2sinasin-coscx-cos-b-cos2ct-cos2-.html?page=6' data-page='6' class='cut-thumb lazyload' alt='Page 6: - WordPress.com (b); Sina + sinß = a sin2 + sin2 (3 + 2sinasinß coscx + cosß = b cos2ct + cos2ß + 2cosacosß = b2 (i) + (ii) (sin2 + cos2 (3) + sin2 (3 + cos2 (3 + 2(cosacosß' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader030.cupdf.com/reader030/viewer/2022012318/5b059a537f8b9abf568bce0d/html5/thumbnails/6.jpg' width='140' height='200' /> www.questionsolution.com

Page 7 <img data-url='document/-b-sina-sin-a-sin2-sin2-3-2sinasin-coscx-cos-b-cos2ct-cos2-.html?page=7' data-page='7' class='cut-thumb lazyload' alt='Page 7: - WordPress.com (b); Sina + sinß = a sin2 + sin2 (3 + 2sinasinß coscx + cosß = b cos2ct + cos2ß + 2cosacosß = b2 (i) + (ii) (sin2 + cos2 (3) + sin2 (3 + cos2 (3 + 2(cosacosß' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader030.cupdf.com/reader030/viewer/2022012318/5b059a537f8b9abf568bce0d/html5/thumbnails/7.jpg' width='140' height='200' /> www.questionsolution.com

Page 8 <img data-url='document/-b-sina-sin-a-sin2-sin2-3-2sinasin-coscx-cos-b-cos2ct-cos2-.html?page=8' data-page='8' class='cut-thumb lazyload' alt='Page 8: - WordPress.com (b); Sina + sinß = a sin2 + sin2 (3 + 2sinasinß coscx + cosß = b cos2ct + cos2ß + 2cosacosß = b2 (i) + (ii) (sin2 + cos2 (3) + sin2 (3 + cos2 (3 + 2(cosacosß' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader030.cupdf.com/reader030/viewer/2022012318/5b059a537f8b9abf568bce0d/html5/thumbnails/8.jpg' width='140' height='200' /> www.questionsolution.com

Page 9 <img data-url='document/-b-sina-sin-a-sin2-sin2-3-2sinasin-coscx-cos-b-cos2ct-cos2-.html?page=9' data-page='9' class='cut-thumb lazyload' alt='Page 9: - WordPress.com (b); Sina + sinß = a sin2 + sin2 (3 + 2sinasinß coscx + cosß = b cos2ct + cos2ß + 2cosacosß = b2 (i) + (ii) (sin2 + cos2 (3) + sin2 (3 + cos2 (3 + 2(cosacosß' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader030.cupdf.com/reader030/viewer/2022012318/5b059a537f8b9abf568bce0d/html5/thumbnails/9.jpg' width='140' height='200' /> www.questionsolution.com

- WordPress.com (b); Sina + sinß = a sin2 + sin2 (3 + 2sinasinß coscx + cosß = b cos2ct + cos2ß + 2cosacosß = b2 (i) + (ii) (sin2 + cos2 (3) + sin2 (3 + cos2 (3 + 2(cosacosß

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