cos1∘cos2∘cos3∘...cos180∘... View Solution Write the value ofcos1∘cos2∘…cos180∘. View Solution The value of cos1∘cos2∘cos3∘…..cos179∘is View Solution Free Ncert Solutions English Medium NCERT Solutions...
结果1 题目The value of cos is A: B: C: D: 相关知识点: 试题来源: 解析 D反馈 收藏
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1. Find the value of sin 0, cos 0 and tan 0 when,0 30 15 a.s sinθ/2=3/5 b. cosθ/2=1/2 C.tan212 相关知识点: 试题来源: 解析 (120)/(109),1/(16) (120)/(109),1/(16) (119)/(169) (120)/(119) 『 反馈 收藏 ...
What is the exact value of cosh(In 2)? a) 5/4 b) 5 c) 3/2 d) 3/4 If sin a = 1/3, what is the value of cos 2a? What is the exact value of sec(210)? What is the exact value of sin(240)? What is the exact value of tan(105)?
Find the exact value of cos C for the triangle shown on the right. 3 cm C2cm How does your answer to a) tell you that angle ACB must be obtuse4cm 相关知识点: 试题来源: 解析 The cosine rule cosC=(a^2+b^2-c^2)/(2ab) 1/(17):1/(16)=(2^2+3^2-4^2)/(1⋅7^2)=(...
1. y added to x (add y to x ); 2. x plus y ; 3. the sum of x and y ; we can also say (usually when y>0 ) 4. y more than x ; 5. x increased by y . e.g. The sum of the (two) roots of a quadratic equation ax^2+bx+c=0 equals the opposite/negative of ...
View Solution Find the value of :cos−1(cos4) View Solution Free Ncert Solutions English Medium NCERT Solutions NCERT Solutions for Class 12 English Medium NCERT Solutions for Class 11 English Medium NCERT Solutions for Class 10 English Medium ...
百度试题 结果1 题目1-cos 2x,x≠08. Given f(x) =2k,x=0If f(x) is continuous at x=0, find the value of k. 相关知识点: 试题来源: 解析 4ω⋅(1⋅cos20)/(x^2)⋅x ainf(x) =him =him2 ((Sux)/x)^2 -7 反馈 收藏 ...