Prove that sinx+cosx=? , Mathematics

Multiply and divide by root2, then

root2/root2(sinx+cosx)

= root2(sinx/root2 + cosx/root2)

= root2(sinx cos45+cosx sin45)

= root2(sin(x+45))

Posted Date: 3/14/2013 12:41:34 AM | Location : United States







Related Discussions:- Prove that sinx+cosx=? , Assignment Help, Ask Question on Prove that sinx+cosx=? , Get Answer, Expert's Help, Prove that sinx+cosx=? Discussions

Write discussion on Prove that sinx+cosx=?
Your posts are moderated
Related Questions
In Figure, what are the angles of depression from the observing positions O 1 and O 2 of the object at A?

Binomial Mathematical Properties 1. The expected or mean value = n × p = np Whereas; n = Sample Size p = Probability of success 2. The variance = npq Whereas; q =

in triangle abc ab=ac and d is a point on side ac such that bc*bc=ac*cd. prove that bc=bd


Finding the Slope of a Line, Given Two Points on it ? Find the slope of the line passing through the pairs of points (-5, -2) and (2, 4). One way to find the slope is

Describe Simplifying Fractions with example? When a fraction cannot be reduced any further, the fraction is in its simplest form. To reduce a fraction to its simplest form, div

A solid is formed by cutting the top off of a cone with a slice parallel to the base, and then cutting a cylindrical hole into the resulting solid. Determine the volume of the holl

A coin is tossed twice and the four possible outcomes are assumed to be equally likely. If A is the event,  both head and tail have appeared , and B be the event at most one tail i

how do you add 1,ooo and 100?

Derivative with Polar Coordinates dy/dx = (dr/dθ (sin θ) + r cos θ) / (dr/dθ (cosθ) - r sinθ) Note: Rather than trying to keep in mind this formula it would possibly be easi