The value of tan 90 degrees is undefined. The tangent of an angle is equal to the ratio of sine and cosine of the same angle. Learn how to derive the exact value of tan 90 at BYJU’S.
百度试题 结果1 题目In each of the following, calculate the exact value of tan x^(° ).sin (x-60)^(° )=3cos (x+30)^(° ) 相关知识点: 试题来源: 解析 √ 3 反馈 收藏
Find the exact values ofxandyusing the given figure. Trigonometric Ratios The sine, cosine and tangent trigonometric ratios are used quite often to find some of the missing dimensions of a right triangle. The specific usage will depend on which of the following three lengths are known: hypot...
Find the exact value of the trigonometric function given that \tan u = \frac{3}{4} \text{ and} \cos v = -\frac{4}{5} (u is in Quadrant I and v is in Quadrant III.) tan(u + v) Find the exact value of th...
Question: Find the exact values of the six trigonometric functions of the angleθ. Pythagoras Theorem: According to the Pythagoras Theorem, the square of a right-angled triangle's hypotenuse is equal to the sum of the squares of its base and perpendicular sides, or expressed as(...
Group sequential clinical trial designs allow the sequential hypothesis testing as data is accumulated over time, while ensuring the control of type-1 error rate. These designs vary in how they split the overall type-1 error among analyses, but practically, all assume that: 1. The underlying ...
Find the exact value of the expression \frac{\tan 10^\circ+ \tan20^\circ}{1 \tan 10^\circ \tan 20^\circ} . Find the exact value of the expression. \frac{2\tan\frac{\pi}{8{1 - \tan^2\frac{\pi}{8 Find the exact value of the expression. Do not use a calc...
K. & Tan, D. K. H. Rate control for communication networks: shadow prices, proportional fairness and stability. J. Oper. Res. Soc. 49, 237–252 (1998). Article Google Scholar Chiang, M., Low, S. H., Calderbank, A. R. & Doyle, J. C. Layering as optimization decomposition: a...
Directions: Use the given trigonometric function value of θ to find the exact values of the remaining functions.cot θ =(√(11))7 (1)sinθ= ___ (2)cscθ= ___ (3)cosθ= ___ (4)secθ= ___ (5)tanθ= ___ (6)cotθ= ___ 相关知识点: 试题来源: 解析 (1)7(2√(15)...
Find the exact value of:arcsin(sin5π6) Question: Find the exact value of:arcsin(sin5π6) Inverse Trigonometric Functions The graph of the inverse trigonometric functions can be obtained by a reflection with respect to the bisector of the first and third quadrant whi...