If s i n = 7 25 and 0 (= (= 2 , find the exact value of sin 2 . Find the exact value of sin ^{-1} (\frac{\sqrt{3{2}) and cos ^{-1} (\frac{\sqrt{3{2}). Find the exact value of \sin 75^{\circ} (a) \sqr...
Answer to: Compute the exact value of sin(15^{\circ}). By signing up, you'll get thousands of step-by-step solutions to your homework questions...
Q. Find the Exact value of Sin 15 using trigonometry table values. Answer- sin15 ° can be written as, sin(45° -30°) sin15°= sin(45° -30°)= sin45° cos30°-cos45°sin30°, [using sin(X-Y)=sinXcosY-cosXsinY] or,sin15° = (1/√2×√3/2)- (1/2×1/√2) {...
Learn the value of sin 60 degrees along with other degree values like 0, 30, 45, 90, 180, 270 and 360 (degrees). Also, know the values of cosine and tangent ratios.
The exact value ofcos(45)cos(45)is√2222. 12⋅√22+cos(30)sin(45)12⋅22+cos(30)sin(45) The exact value ofcos(30)cos(30)is√3232. 12⋅√22+√32sin(45)12⋅22+32sin(45) The exact value ofsin(45)sin(45)is√2222. ...
How to find exact value of sin 18? 相关知识点: 试题来源: 解析 Let A=189Therefore, 5A = 90°=2A + 3A=90°=20=90°-3A 513137232Taking sine on both sides, we getsin 2A = sin (90° - 3A) = cos 3A= 2 sin A cos A = 4 cos^3 A - 3 cos A= 2 sin A cos A - 4 cos^...
Trigonometric functions are functions in which the values are obtained when a right triangle is placed in a unit circle. The value of these functions is derived from the ratio of sides of a right triangle. Also, the other trigonometric functions can...
【题】 Find the exact value of .Write your answer in radians in terms of sin^-(-(√2)/2) -1sin用π写出答案 相关知识点: 试题来源: 解析 【解析】 sin^-(-(√2)/2)=arcsin(-(√2)/2)=-45^0=-π/(4) (估计原题来自类似于美国GRE之类的往届考试题 你做该类练习题时,用英文以及数学...
The value of sin 180 is equal to the value of sin 0. Learn here to find the value of sin pi or sin π by using trigonometry functions and formulas. Derivation of sin 180 degrees at BYJU’S.
Use the double-angle or half-angle formula to determine the exact value of the following. {eq}\sin(-15^\circ) {/eq} Half-Angle Formula: If {eq}A {/eq} is an arbitrary angle, then the corresponding half-angle formulas can be defined as follows: {e...