Step by step video, text & image solution for If a = 2i - j + 3k, b = -i + 4j - 2k, c = 5i + j + 7k and xa + yb = c then (x, y) = by Maths experts to help you in doubts & scoring excellent marks in Class 12 exams. ...
(C )|a×(b×c)|where a = 2i + 3j - 4k, b = i j + k, c = 4i + 2j + 3k (D)|(a×b)×c|where a = i - 2j + k, b = 2i + j - k, c = 4i + 2j + 3k View Solution The vectors2i−3j+k,I−2j+3k,3i+j−2k ...
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Let a= i + 4j+2k, b= 3i - 2j + 7k an d c= 2i - j+ 4k. If a vector d satisfies d x b= cx b an d d a= 24, then d is equal to:A313Correct Answer B 413c423 D 323 相关知识点: 试题来源: 解析 answer is above. ...
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基于安全考虑,Gitee 建议 配置并使用私人令牌 替代登录密码进行克隆、推送等操作 Username for 'https://gitee.com': userName Password for 'https://userName@gitee.com': # 私人令牌 main 分支(1) 管理 管理 main lab-express-graphql-yoga / package-lock.json package-lock.json 242.10 KB ...
通过调节二价阳离子的浓度制备不同力学性能的水凝胶,50 mM Ca2+组的弹性模量最高,为25.56 ± 1.41 kPa(图3H和3I)。扫描电子显微镜观察表明,不同组内部结构无显著差异(图3J),孔径也无明显不同(图3K)。SA-MSNs@CM-Stiff水凝胶在弯曲和拉伸时展现出柔软性与柔韧性(图3L),并可制备成多种形状,适用于个性化骨...
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