If cos theta=5/13, then the value of tan^2 theta+ sec^2 theta is equal... 02:18 If sin theta+sin^2 theta=1, then the value of cos^2 theta+cos^4 theta ... 01:44 If sin(x+y) = cos(x-y), then the value of cos^2 x is: यदि sin(x+y) =... 01:53 If ...
If sin theta, sin k theta are the roots of 4x^2+2x-1=0, then k = 02:11 If sec^2theta(1+sintheta)(1-sintheta)=k , then find the value of k ... 02:07 If sin theta,sin k theta are the roots of 4x^(2)+2x-1=0, then k= 02:11 D (k) = | 2 ^ (k-1) (1) ...
IF控制策略是一种转速开环、电流闭环的方式,输出一个合适的q轴电流设定值i_{q}^{*}, 同时对转速给定信号\omega_{re}^{v}积分,产生自动累加的角度信号\theta^{v}, 因为电流值i_{q}, 角度\theta都是在一个虚拟的旋转坐标系下产生,这个虚拟坐标系可以理解为是软件施加向量所在的dq坐标系,用上标加v为d^{...
Answer to: If y = 1 + sin 2 θ and x = cos 2 θ, show that (- sin 2θ) (d^2y / dx^2 ) - (dy / dx)^2 = 1. By signing up, you'll get...
Answer to: If theta = sec^{-1} (- square root {13} / 2), find the exact values of sin theta, cos theta, and tan theta. By signing up, you'll get...
Answer to: If \sin(\theta)=1, find \cos(\theta) and \tan(\theta). By signing up, you'll get thousands of step-by-step solutions to your homework...
1−sin2(θ)1-sin2(θ) Because the two sides have been shown to beequivalent, theequationis anidentity. cot(θ)sin(θ)cos(θ)=1−sin2(θ)cot(θ)sin(θ)cos(θ)=1-sin2(θ)is anidentity ( ) | [ ] √ ≥
Find the exact value of sin 2theta given that sin theta = - 11/61 and theta is in quadrant IV. sin 2theta = Find the exact value of sin (2 theta), cos (2 theta), tan (2 theta), and the quadrant of 2 theta. sin (th...
【题目】Find sin 6 and cos θ if the terminal side of 0 lies along the line$$ \sin \theta = \boxed { } $$$ \cos \theta = \boxed { } $$ 相关知识点: 试题来源: 解析 【解析】 $$ OB=R AB=2B $$ $$ OA^{2}=OB^{2}+AB^{2} $$ $$ OA^{2}=R^{2}+4R^{2} $$ $...
1; // can't be circular if no control points if ( arraysAreEqual(p1.anchor, p1.rightDirection) || arraysAreEqual(p2.anchor, p2.leftDirection) ) return; // find the intersection of rays normal to the two anchor points var intersectionPoin...