百度试题 结果1 题目Find the value of the trigonometric function when t is replaced by -t. ( )cos t=-1 A. 1 B. undefined C. 0 D. -1 相关知识点: 试题来源: 解析 D 反馈 收藏
Find the value of the trigonometric function. If possible, give the exact value; otherwise, use a calculator to find an approximate value correct to five decimal places. (1)Please complete the following questions. ①sin (3 π )4 ②cos (3 π )4 (2)Please complete the following questions....
Find the values of the trigonometric functions of θ from the information given. cos(θ)=−819, and θ in quadrant III. Trigonometric Function: Trigonometric functions are special functions derived from the ratios between any two sides of ...
Find the value of the trigonometric functions:cot13π3 View Solution Find the value of five other trigonometric functions in the following question: tan . (19 pi)/3 View Solution tan19π3find value. View Solution Find the values of the trigonometric function tan19π3 ...
Answer to: Use the fundamental identities to find the value of the trigonometric function. Find sin theta if cos theta = 5 / 6 is in quadrant IV...
(3)Complete the following questions ①cos (3π )4 ②cos (5π )4 ③cos (7π )4 (4)Complete the following questions ①sin (7π )3 ②csc (7π )3 ③cot (7π )3 (5)Complete the following questions ①sin (- (π )2) ②cos (- (π )2) ...
Solution: Given tan a =-2 which is -ve, therefore, a lies in second or fourth quadrant. Also e^2a=1+tan^2a=1+(-2)^2=5 ⇒SeCO=±√5 . Two cases arise: Case I. When a lies in the second quadrant, sec a is (-ve). Therefore,seca=-√5 ⇒cosa=-1/√5 sina=(sina)/(...
Step 2:Use definitions to find the remaining trigonometric functions. Definitions and Formulas for Finding the Values of Trigonometric Functions & their Reciprocals Standard Trigonometric Functions:A function that takes an input of an angle, and returns a ratio of side lengths of the associat...
Step 2:Use definitions of the remaining trigonometric functions to complete the question Definitions & Equations for Finding the Values of Trigonometric Functions Given Information about an Angle Trigonometric Functions:A function that takes an input of an angle and returns the ratio of...
Find the exact value of following trigonometric function: csc 405 degrees. Find the exact values of the six trigonometric function of the angle \theta. Find the exact value of the trigonometric function csc(3 pi/2). Find the exact value of the following trigonometric function. \cos(-15...