百度试题 结果1 题目y is directly proportional to x.When x=10y=7a) Find y when x=15b) x when y=14 相关知识点: 试题来源: 解析 a) y=1012b) x=20 反馈 收藏
百度试题 结果1 题目y is directly proportional to x squared.Sketch this graph. 相关知识点: 试题来源: 解析 女y 7 D X 反馈 收藏
【题目】y is directly proportional to x-1 and when x=4, y=-12.(1) Write an expression of the functional relationship between y and x.(2)When x =-2, find the value of the function y.(3) When y= 20, find the value of the independent variable x. ...
11 y is directly proportional to x-1 and when x = 4, y=-12.(1) Write an expression of the functional relationship between y and x.(2) When x =-2, find the value of the function y.(3) When y = 20, find the value of the independent variable x. 2y is directly proportiona...
14 y is directly proportional to x2 and y= 80 when x=4.Write a formul a for y in terms of x. 相关知识点: 试题来源: 解析 14. y=5[x]x^2 MI for y-kx soi. oe Bi for 5 80=k*4^2600 implied byter, or an expression y=ax cat1) allow embedded I. ...
10 Given that y =2y1+y2, y is directly proportional to x-2, y2 is inversely proportional to5x, when x = 2, y=9/(10) , and when x =1, y=1/5 , find an analytical expression of y as a function of x, and then find the value of y when x =-1. 相关知识点: 试...
C.Questions that require solutionsy is directly proportional to x-1 and when x=4,y =-12.(1)Write an expression of the functional relationship between y and x.(2)When x=-2,find the value of the function y.(3)When y =20,find the value of the independent variable x.C.Questions ...
【英语翻译】 y 随 x 的增加而增加 看情况.. 数学上: y is directly proportional to x (x and y vary directly, or x and y are in direct variation) x和y成正比关系 统计学上:x and y are positively correlated or x and y have a positive correlation x和y是正相关的 ...
(a)It is given that y is directly proportional to x2. When x is increased by 40%, find the percentage increase in y.96 Answer (a)... % [2] 相关知识点: 试题来源: 解析 96 反馈 收藏
1. When x increases, y also increases; conversely, when x decreases, y also decreases.2. The ratio between y and x remains constant, indicating that y is directly proportional to x.3. So, when x grows larger, y gets bigger, and when x shrinks, y diminishes proportionally.