function_select = 5def myfun(x): functions = { 1: np.power(x-7,2), # 二次函数 2: np.sin(x), # sin 3: np.sign(x), # signum 4: np.exp(x), # 指数 5: np.power(x,3) - 3*np.power(x,2) + 5, # 多项式 6: 1+np.power(x,2)/4000-np.cos(x)...
Inverse sine calculatorsin-1 = Calculate × Reset Degrees First result Second result Radians First result Second result k = ...,-2,-1,0,1,2,...Arcsin calculator ►Sine tablex(deg)x(rad)sin(x) -90° -π/2 -1 -60° -π/3 -√3/2 -45° -π/4 -√2/2 -30°...
拉氏反变换 (Inverse Laplace Ttansforms) 拉氏反变换是拉氏变换的相反运算,也就是若 f(t)的拉氏变换是 F(s) (即 L[f(t)]=F(s)),则 F(s) 的拉氏反变换即为 f(t),记成: L^{-1}[F(s)]=f(t) 。到目前为止,囚拉氏反变换的方法有: ...
Integral of sin(x)^3 by x: cos(x)^3/3-cos(x)+C To compute the integral ofsin3(x)with respect tox, follow these steps: 1.Use the identity forsin3(x): This can be rewritten as: 2.Split the integral: 3.Compute the first integral: ...
Inverse sin is NOT same as (sin x)-1as (sin x)-1= 1/(sin x) = csc x. sin(sin-1x) is NOT always x. sin(sin-1x) = x only when x ∈ [-1, 1]. sin-1(sin x) is NOT always x. sin-1(sin x) = x only when x ∈ [-π/2, π/2]. ...
300°5π/3–√3/2 315°7π/4–√2/2 330°11π/6–1/2 345°23π/12–√6 –√2/4 360°2π0 Inverse Sine The inverse of the sine function is thearcsin function. Thus, if you know the ratio of sine of an angle, you can use arcsin to find the measurement of the angle. ...
Given int (xsin3x) =x int(sin3x)dx-int(d/dx *int sin3xdx)dx =[x(-cos(3x))]/3-int[1(-cos3x)]/3 *dx =[-xcos(3x)]/3+int(cos3x)/3*dx =[x(-cos(3x))]/3+[sin3x]/[3.3]+c =[x(-cos(3x))]/3+1/9*sin3x+c
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The value of arcsin 1 is equal to 90 degrees or π/2 radians. We can find the value of sin inverse 1 using the unit circle and its coordinates which are given by (cos x, sin x).
要求解一个给定正弦值(sin)对应的角度,可以使用反正弦函数(arcsin 或 inverse sine function)。以下是如何使用反正弦函数来求解角度的详细步骤和公式: 1. 基本概念 正弦函数:对于任意角θ(以弧度为单位),其正弦值定义为对边长度与斜边长度的比值,在直角三角形中。记作 sin(θ)。 反正弦函数:记为 arcsin(x) 或...