百度试题 结果1 题目 Ify varies inversely asx, andx=50 wheny=2.7, what is the value ofy (to the nearest tenth) whenx=80?A:0.2B:1.7C:3.4D:4.3 相关知识点: 试题来源: 解析 B None 反馈 收藏
【题目】It is given that y varies inversely as vx Whenx=144.,y=81.已知y随√x反变.当x=144时,y=81.(1)Express y in terms of x.以x表y.(2)If the valueof x is increased from 144 to 324,find the change in the value of y.若x的值由144增加至324,求y的值的改变. ...
y varies inversely as the square of x and directly as the cube z and the variables are connect by the equation y=kz³/x.Where k is constant.Given thatx 1 2 by 10 20 40z a 8 32(a)Find the value of k(b)Hence find the values of a(c)Hence find the values of b先翻译后给...
It is given that y varies inversely as √x When x=144.,y=81.已知y随√x反变.当x=144时,y=81.
y varies inversely as the square of x y=1.5 when x=8 find y when x=5 Answer y=?有答案就最好了. 答案 Ÿ为XY= 1.5的平方成反比变化,当x =8找到Ÿ当x=5答:Y 相关推荐 1y varies inversely as the square of x y=1.5 when x=8 find y when x=5 Answer y=?有答案就最好了.反馈...
百度试题 结果1 题目14 y varies inversely as the square of x.y=1.5 when x =8.Find y when x =5.3.84Answer y =..[3] 相关知识点: 试题来源: 解析 3.84M1 y=k/(x^2) oe A1 k=96 反馈 收藏
题目(align*)y(align*) varies inversely as (align*)x(align*) . If (align*)y = 16(align*) when (align*)x = -2(align*) , find (align*)y(align*) when (align*)x = 4(align*) .相关知识点: 试题来源: 解析 (align*)y=-8(align*) ...
【题目】It is given that y varies inversely as Vr When x=144.,y=81.已知y随 √x 反变.当=144时,y=81.(1Express y in terms of r .以z表y.(2If the valueof r is increased from 144 to 324, find the change in the value of y.若的值由144增加至324,求的值的改变. ...
题目【题目】It is given that x varies inversely as the square root of y, where y0 . When y=64, x=15.(a)Find an equation connecting and y.(b) If is decreased by 1s%, find the percentage change in y, correct to 3 significant figure 相关知识点: ...
如果y 作为x平方的反比变化，那么当x是y的两倍时 a 乘以 b 除以 c 增加了 d 减少了 e 没有改变 不是学数学的，只是按照问题翻译，不知道答案 我是老师，有问题可以交流~