Evaluating Trig functions

Related BrainMass Solutions

• Simplify Trig Functions

  54560 Simplify Trig Functions Simplify: tan (2 arc cos (x/3)) Solution shall not contain trig and inverse trig functions. Do not use calculator. Please see the attachment. The solution assists with simplifying the trig functions.

• Solve the Antiderivative Problem

  The solution solves the antiderivative problem with some trig functions.

• Integral

  62657 Evaluate integral, inverse trig functions How is this problem solved? Please show all steps domain: 1 ≤ t ≤ e^π∕4 ∫ 4dt ∕ t(1 + ln²t) Please see the attached file.

• Trigonometric Identities : Evaluation without Calculator

  Using the trig. identity : sin 2A = 2sinAcosA sin 2(pi/3)= 2sin(pi/3)cos(pi/3)= 2*(root(3)/2)*(1/2)=root(3)/2 Way 2 ----- Using the trig. identities : sin A =cos(pi/2-A) & cos(-A)=cosA sin 2(pi/3)=cos(pi/2-2pi/3)= cos(-pi/6)=cos(pi/6)=root

• Trigonometry : Tire Wear, Equations and Identities and Tangent Functions

  Tire Wear, Trigonometric Equations and Identities and Tangent Functions are investigated.

• Use Identities to Simplify (Trig)

  54538 Use Identities to Simplify (Trig) [sin(x)^4 - sin(x)^2]/[sec(x)]= I tried simplifying, but I get cos(x)^5 - cos(x)^3 and this isn't right. Please find the solution attached. The solution uses identities to simplify the trig functions.

• Information about "Trigonometric Identities"

  56089 Difference between a trig equation that is an identity and a trig equation that is not an identity What is the difference between a trigonometric equation that is an identity and a trigonometric equation that is not an identity?

• Find all six trigenonmetric function values

  We use a trig. identity: sin theta = 1/(csc theta).

• Key data regarding Trigonometry

  What is the difference between a trig equation that is an identity and a trig equation that is not an identity? Provide an example to clarify. 1. The car with the wheel of diameter 15 inches will probably need new tires first.