Purchase Solution

Trigonometric Formula Square Root

Not what you're looking for?

Ask Custom Question

Using the exact value cos(pi/4) = 1/square root of 2 and a trigonometric formula, show that

sin (pi/8) = (square root of (2 - Square root of 2)/2.

Using exact value cos(pi/6) = (square root of 3)/2 and a double angle formula to obtain an expression for the exact value of sin(pi/12)

Purchase this Solution

Solution Summary

The expert examines trigonometric formula square roots. The exact value of a trigonometric function is given.

Solution Preview

Please see attached file

Using the exact value cos(pi/4) = 1/square root of 2 and a trigonometric formula, ...

Purchase this Solution


Free BrainMass Quizzes
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.

Graphs and Functions

This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.

Geometry - Real Life Application Problems

Understanding of how geometry applies to in real-world contexts

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.