Answer to: what is cosine of \frac{\theta }{2} By signing up, you'll get thousands of step-by-step solutions to your homework questions. You can...
What is sin(-30 degrees)?Trigonometric Function with Negative Angle:Trigonometric functions with negative angles are considered to be in the fourth quadrant. Trigonometric functions that have negative angle can be written as follows: $$\begin{align} \sin\left(-\theta\right) &=-\sin\theta\\[...
What are the solutions of 2 cos squared x minus cos x equals 1? 2cos2x - cosx -1 = 0 Factor: (2cosx + 1)(cosx - 1) = 0 cosx = {-.5, 1} x = {...0, 120, 240, 360,...} degrees What is the answer to Evaluate e to the x sinx dx?
What is cos(32), where 32 is in degrees? What is 280 degrees expressed in radians? What is 235 degrees expressed as radians? What is 495 degrees expressed in radians? Given csc theta= 1.404 . What is theta ? answer in degrees.
What is the value of sin(15 degrees)?Question:What is the value of sin(15 degrees)?Trigonometric Half Angle Identities:The half-angle identities in trigonometry are a set of equations that helps to determine the actual value of trigonometric functions of {eq}\theta {/eq}, when {eq}\theta...
What is the sine of an acute angle whose cosine is 7/25? What is the value of angle x? What is the value of each angle? Given the value of the cosine of an angle, what is the value of sine of ninety degrees minus that angle Find the sine of angle Y. A. 3 / 4 B. 3 / ...
It is widely used in regression analysis. The prediction interval gives the interval boundaries of falling the predicted value for a particular value of an independent variable. Prediction Interval=y^h±tα/2,n−2×MSE×(1+1n+(xk−x¯)2∑(xi−x¯)2) Here, ...
What is the difference between a full factorial design and an incomplete factorial design? If the former is better, why would you ever use the latter? Simplify the expressions by using a Double-Angle Formula or a Half-Angle Formula. a) \cos^2 (\frac{\theta}{2}) - \sin^2 (\frac{\...
Electric potential is a scalar quantity that can be defined as the amount of work done in moving a unit positive charge (+1C) from one point to the other in an electric field. A charge q is present on a point object. The potential of the sphere at a distance r from it is giv...
If m less than 1 equals 2x minus 3 and m less than 2 equals 6x minus 1, find x. Which inequality represents the following sentence? Eight fewer than a number is at least 20. a) x - 8 less than or equal to 20 b) 8 - x less than or equal to 20 c) x + 8 greater than or...