(a) Express x in terms of y. (b) When y=9, what is the value of x?相关知识点: 试题来源: 解析 (a) x=−13y+2 (b) x=−1 (a) 3x+y=6 3x=6−y x=−13y+2 (b) x=2−13⋅9 x=2−3 x=−1反馈 收藏 ...
结果1 题目 20Given x=3w ,express x in terms of y and w Ungkapkan X=3w,ungkapkan x dalam sebutan y dan w x+y Dx=y/(1-3v^2) 3yw2B1-3w2 C x=y/(1-9w^2)1-9w2D x=(9yy^2)/(1-9w^2) 相关知识点: 试题来源: 解析 D 反馈 收藏 ...
21 D Given that4x-1, express x in terms of y.3X0Hrcrihahren(√y)/3=(4x-1)/x,mghaη Diberi bahawa, ungkapkan x dalam sebutan y XA x=(-1)/(√(y-4)) B x=(-1)/(3√(y-4)) C x=(-3)/(√(y-12))) D x=(-3)/(√(y-12))) ...
结果一 题目 −x+3y=12.(a) Express y in terms of x.(b) When x=3, what is the value of y? 答案 (a) y=13x+4(b) y=5相关推荐 1−x+3y=12.(a) Express y in terms of x.(b) When x=3, what is the value of y?
Given that a=(2y\5b)+(3y\4)+1,express y in terms of a and b 答案 我先翻译一下这道题:假如:a=(2y\5b)+(3y\4)+1,试用a,b来表示y.答:a =(2y\5b)+(3y\4)+1方程两边同时乘以20b,得20b*a =20b*((2y\5b)+(3y\4)+1)进一步化简,20ab =8y +15by +20b(15b+8)y =20ab...
decode=false&latex=%24%24%5Cfrac%7B81%7D%7B9%5E%7B2-3%20x%7D%7D%3D%5Cfrac%7B9%5E%7B2%7D%7D%7B9%5E%7B2-3%20x%7D%7D%3D9%5E%7B2-(2-3%20x)%7D%3D9%5E%7B3%20x%7D%3D3%5E%7B6%20x%7D%3Dy%5E%7B6%7D%24%24%25&fontSize=28Note: Correct answer in any part implies full ...
百度试题 结果1 题目y varies directly with the cube of x Express y in terms of x y= 108 when x = 3108=k×27k=4y=4x^3 相关知识点: 试题来源: 解析 y=kx^2108=k×27k=4y=4x^3 反馈 收藏
decode=false&latex=%24%24%5Cbegin%7Barray%7D%7Bc%7D%208%20y%5E%7B2%7D-9%20y%2B1%3D(8%20y-1)(y-1)%3D0%20%5CRightarrow%20y%3D%5Cldots%20%5C%5C%20%5Ctext%20%7B%20or%20%7D%20%5C%5C%20%5Cleft(8%5Cleft(2%5E%7Bx%7D%5Cright)-1%5Cright)%5Cleft(%5Cleft(2%5E...
If log 2 = 0.3010 and log 3 = 0.4771, find the value of : (i) log 12... 07:55 Given 2 log(10) x + 1 = log(10) 250, find : (i) x (ii) log(10) 2x 04:33 Given 3 log x + (1)/(2) log y = 2, express y in term of x. 03:32 If x = (100)^(a), y =...
(b) B1 8y but allow exact equivalents such as 8 × y or y × 8 23y is therefore B0 (c) M1 Look for a correct attempt at finding either the coefficient or the correct index of y. It must be a product or quotient and not a sum or difference of terms. So look for, in their...