Vi du 2: R ú t gon bieu thú c P=2/(x+1)+1/(x-1)-(2x)/(x^2-1)(x≠q±1) ta dugeC4 (1-x)/(x+1)" 1/(x-1)1/(x+1)" (x+1)/(x-1) 相关知识点: 试题来源: 解析 Chttp://gallery.fbcontent.cn/latex?decode=false&latex=%24%24%5Cbegin%7Baligned...
百度试题 结果1 题目Cau 2: Rut gon bieu thuc√[4](x^8(x+1)^4) ta duoc ket qua B A. X2.(X+ 1) B. X2. X +1 C.-X^4⋅(x+1)^2 D.|x.(x+1) 相关知识点: 试题来源: 解析 B 反馈 收藏
结果1 题目 Cau 14. Khai trién nhi thú c (x-2)^4 ta duo e bieu thú e nào sau day? C A. -x^4+8x^3-24x^2+32x-16 . B. x^4+8x^3+24x^2+32x+16 . C.x^4-8x^3+24x^2-32x+16 . D. x^4+8x^3-24x^2+32x-16 相关知识点: 试题来源: 解析 C 反馈 收...
百度试题 结果1 题目Cau 19Rut gon bieu thu E=(ab)/(2√a)√((ab^2)/((ab)^2))*0(0a1) , ta duoc: C(√b)/2 (√(ab))/2 C.(√b)/2 (√6)/(2√a) 相关知识点: 试题来源: 解析 C 反馈 收藏
百度试题 结果1 题目Cau 22. Rút gon bieu thú c H=(tanα+cotα)^2-(tanα-cσtα)^2 ta có ket quà làA A. 4 B. 3 C. 2 D. 1 相关知识点: 试题来源: 解析 A 反馈 收藏
BitantalumTaantimonySblanthanoidsphosphorusPChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The...
百度试题 结果1 题目Cau 7: Don giàn bieu thue: X +2022 +172 + [-2022]-162 ta duou ket quà lù A A. x+10. B. x-10 C. 10. D. X 相关知识点: 试题来源: 解析 A 反馈 收藏
百度试题 结果1 题目Cau 6. Rut gon bieu thú c √6+2√5-√6-2√5 ta duo c ket qua: B N25B2 C √5-1 D V5+1、 相关知识点: 试题来源: 解析 B 反馈 收藏
百度试题 结果1 题目Cau 10: Rut gon bieu thú c 4=(cosx-cos3x+cos5x)/(sinx-sin3x+sin5x)tanduCc⋅O ta duoc: C sinx-sin 3x+sin 5x A. tan 3x B. -cot 3x C. cot 3x D. -tan3x 相关知识点: 试题来源: 解析 C 反馈 收藏 ...
百度试题 结果1 题目Cau 19. Rut gon bieu thuc a2 a' ta duoc: B19 A.a2 B.a2 C.a. D. a' 相关知识点: 试题来源: 解析 BTa có. 反馈 收藏