Trigonometry: Solving Trigonometric Equations and Proving Identities
Not what you're looking for?
Manipulate trigonometric expressions, sketch graphs of trigonometric functions and solve equations.
Find the general solution of the following trigonometric equations:
1.
a) cosθcos(pi/6)+sinθsin(pi/6) =0.25
b) 2sin^2 x - 5cosx+ 1 = 0
2. Prove: cos(θ+ pi/4) - sin(θ + pi/4) = 2cos(θ+ pi/4)
Purchase this Solution
Solution Summary
Trigonometric equations are solved and identities are proven. The solution is detailed and well presented.
Solution Preview
Dear student,
Please find the attachment for the solutions of ...
Purchase this Solution
Free BrainMass Quizzes
Graphs and Functions
This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.
Know Your Linear Equations
Each question is a choice-summary multiple choice question that will present you with a linear equation and then make 4 statements about that equation. You must determine which of the 4 statements are true (if any) in regards to the equation.
Solving quadratic inequalities
This quiz test you on how well you are familiar with solving quadratic inequalities.
Exponential Expressions
In this quiz, you will have a chance to practice basic terminology of exponential expressions and how to evaluate them.
Geometry - Real Life Application Problems
Understanding of how geometry applies to in real-world contexts