A. y = x² B. y = 2x + 1 C. y = 1/x D. y = √x 相关知识点: 试题来源: 解析 B。本题考查线性函数的定义。线性函数的一般形式是 y = kx + b,其中 k 和 b 是常数。选项 A 是二次函数;选项 C 是反比例函数;选项 D 是根式函数。只有选项 B 符合线性函数的形式。反馈 收藏 ...
Which of the following is the equation of a quadratic function with a vertex at (2,3) and opening upward? A. y = (x - 2)² + 3 B. y = (x + 2)² + 3 C. y = -(x - 2)² + 3 D. y = -(x + 2)² + 3 相关知识点: ...
百度试题 结果1 题目Which equation is correct? ( ). 相关知识点: 试题来源: 解析 A. √22=√4=2;√22=√4=2;√42=√16=4;√42=√16=4..反馈 收藏
结果1 题目 If a function is defined by the equation f(x) = 3x + 2, which equation defines the inverse of this function? A: f-1(x) = x + B: f-1(x) = x − C: f-1(y) = y + D: f-1(x) = −3x − 2 相关知识点: 试题来源: 解析 BNone 反馈 收藏 ...
)53. Which equation is on the blackboard? A. B. C. 相关知识点: 试题来源: 解析 【答案】B【核心短语/词汇】equation: 方程;等式【翻译】黑板上是哪一个方程?A.B.C.【解析】根据题干,黑板上是哪一个方程?A.B.C.三个选项中只有B是方程,故选B。
Which is a possible equation for the provided graph? ( ) A. f(x)= (3(x^2-x-6))(x^2-5x-6) B. f(x)= (x^2-x-6)(x^2-5x-6) C. f(x)= (x^2-x-6)(x^2-5x-6) D. f(x)= ((x+3)(x-2))((x+5)(x-1)) 相关知识点: 试题来源: 解析 B 反馈 收藏 ...
Do you know the equation E = mc2 , ___ is a great achievement in physics? A、 which B、 that C、 in which D、 what相关知识点: 试题来源: 解析 A 句意:你知道物理学上的那个伟大方程E=MC2吗?考查定语从句引导词辨析。A. which用于先行词是物时,引导限制性定语从句;B. that用于先行词是...
aPlan earth mass 计划地球大量[translate] aThis is the basic equation describing the frictional effect, which is still restricted to the flow in the rotating frame. 这是描述摩擦作用的基本的等式,在转动的框架仍然限于flow。[translate]
aIt defaults to whatever object was selected when you created the Autograss object. 它默认对任何对象被选择了,当您创造了Autograss对象。 [translate] a别伤害我 Do not injure me [translate] awhich gives the forcing function in the differential equation. 哪些在微分方程给外力函数。 [translate] ...
When calculating a line tangent to a graph, you need to know a point and the instantaneous rate of change at that point. In this example, the point (3,1) is provided. The derivative of the function is used to find slope, but y is not explicitly defined in terms of x. It is ...