y=sin2x的导数是2cos2x。拓展知识：1、导数（Derivative），也叫导函数值。又名微商，是微积分中的重要基础概念。当函数y=f（x）的自变量x在一点x0上产生一个增量Δx时，函数输出值的增量Δy与自变量增量Δx的比值在Δx趋于0时的极限a如果存在，a即为在x0处的导数，记作f’（x0）或df（x0...
Answer to: Determine derivative of sin x 2 . By signing up, you'll get thousands of step-by-step solutions to your homework questions. You can...
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Answer to: calculate sin(x^2) using limit definition of derivative. By signing up, you'll get thousands of step-by-step solutions to your homework...
Find the derivative at x = 2of the function f(x) = 3x. 02:04 Evaluate (i) lim(x->0)(sin4x)/(sin2x) (ii) lim(x->0)(tanx)/x 03:42 Find the derivative of f(x) = 10 x. 01:47 Find the derivative of f(x) = 3at x = 0and at x = 3. 01:24 Evaluate: lim(x rar...
结果1 题目 The first derivative of the function f is given by f'(x)=sin (x^2). At which of the following values of x does f have a local minimum? () A. 2.507 B. 2.171 C. 1.772 D. 1.253 E. 0 相关知识点: 试题来源: 解析 A 反馈 收藏 ...
Derivative f’ of the function f(x)=sinx is: f’(x) = cos x for any value of x.Derivative of sin xDerivative f′ of the function f(x)=sinx is: ∀x∈]−∞,+∞[,f′(x)=cosxProof/Demonstrationsin(x+h)−sinxh=sin(x)cos(h)+cos(x)sin(h...
sinx(x)(ln(sin(x))+xcot(x)) Hide Steps Solution steps dxd((sin(x))x) Apply exponent rule:ab=ebln(a)(sin(x))x=exln(sin(x))=dxd(exln(sin(x))) Apply the chain rule:exln(sin(x))dxd(xln(sin(x))) =exln(sin(x))dxd(xln(sin(x))) ...
=-2sin2x。导数，也叫导函数值。又名微商，是微积分中的重要基础概念。当函数y=f（x）的自变量x在一点x0上产生一个增量Δx时，函数输出值的增量Δy与自变量增量Δx的比值在Δx趋于0时的极限a如果存在，a即为在x0处的导数，记作f'（x0）或df（x0）/dx。相关内容解释：导数（Derivative）是...
d dx sin x = cos x.We have established the formula.The derivative of cos xd dx cos x = −sin x To establish that, we will use the following identity:cos x = sin ( π2 − x). A function of any angle is equal to the cofunction of its complement. ...