Purchase Solution

Trigonometric Identities : Evaluation without Calculator

Not what you're looking for?

Ask Custom Question

Show two ways of evaluating the following expression, without using a calculator.

sin 2(pi/3)

Purchase this Solution

Solution Summary

Trigonometric identities are used to evaluate an expression without using a calculator.

Solution Preview

Way 1

Note: root(3)=square root(3).

Using the trig. identity : ...

Purchase this Solution

Free BrainMass Quizzes
Probability Quiz

Some questions on probability

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.

Graphs and Functions

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

Multiplying Complex Numbers

This is a short quiz to check your understanding of multiplication of complex numbers in rectangular form.