Solve the equation cosx= -0.4 on the interval 0≤x<2π. 答案 cosx = -0.4arccos(-0.4) ≈ 1.98 radiansx = 2nπ±arccos(-0.4),n can be any integern = 0:x = 2nπ+arccos(-0.4) = 1.98n = 1:x = 2nπ-arccos(-0.4) = 2π - 1.98 = 4.30相关推荐 1Solve the equation cosx= ...
Solve the equation on the interval (0,2π). sin(2θ)=−32 Properties of Trigonometric Functions: We must know the basic properties of trigonometric functions to solve the problems related to that. There are many properties of trigonometric functions but some most importa...
百度试题 结果1 题目Solve the equation 2cos x-sec x=1 on the interval [0,2π ). ( ) A. 0, (2π )3 B. 0, (π )6, (5π )6 C. 0, (2π )3, (4π )3 D. 0, (π )2, (3π )2 相关知识点: 试题来源: 解析 C ...
Solve the equations for value of x, tan (mx) + cot (nx) = 0. Solve the equation on the interval [0, 2 pi). (cot theta - 1) (2 sin theta + 1) = 0. Solve the trigonometric equation in the interval [0, 2\pi]. \sqrt{3}\cos{x - 1} = \sin x ...
Solve the equation on the interval [0, 2π). sinθ−sin3θ=0 Trigonometric Equations: In solving a trigonometric equation, we have to apply the rules in trigonometry. On the other hand, it is also important to simplify the equation first. Answer and Explanation: We ...
Solve the equation. {eq}\tan \theta = - \sqrt 2 \sin \theta {/eq} What is the solution in the interval {eq}0 \leq \theta \leq 2 \pi {/eq}? Trigonometric Functions The most basic trigonometric functions are: {eq}\bullet {/eq} The...
百度试题 结果1 题目Solve the equation 2 secx - tanx=cotx for the interval 0<x<360°. 相关知识点: 试题来源: 解析 30°, 150° 30°, 150°
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Where p(x), q(x) and g(x) are continuous functions on an open interval I. Suppose that the solutions y1(x) and y2(x) of the corresponding homogeneous equation y” + p(x)y′ + q(x)y = 0 are known. (a) 06 points If we...
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