## Finding Exact Values of Trig Functions

Short video on the unit circle and how to find exact value of trig functions. First in degrees then in Radians.

From ColfaxMath

Short video on the unit circle and how to find exact value of trig functions. First in degrees then in Radians.

From ColfaxMath

tan 225 degrees.

From MSolved Tutoring

Exact values of sin(-210), cos(-210), tan(-210), csc(-210), sec(-210), cot(-210), Find exact values of all trigonometric functions when the angle is -210 degrees, ...

From blackpenredpen

You can watch many more videos on :http://www.mmtutorial.com/ where I have organised the videos in different playlists.

From Joice Mathew

Tangent is ratios means the ratio of the perpendicular over the base ( ratio of opposites over base). To find the tangent ratio of certain angle we have already ...

From IMA Videos

exact value of tan(22.5), exact value of tan(22.5 degrees), exact value of tan(pi/8), using the half angle formula of tangent, blackpenredpen.

From blackpenredpen

Learn how to evaluate the tangent of an angle in degrees using the sum/difference formulas. To do this, we first express the given angle as a sum or a difference ...

From Brian McLogan

http://www.freemathvideos.com In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The ...

From Brian McLogan

Learn how to evaluate the six trigonometric functions of a given angle. When given an angle we locate the angle on the unit circle. Then using the coordinate of ...

From Brian McLogan

In this video series you will learn how to evaluate trigonometric functions for a particular angle. We will explore positive and negative angles as well as angles ...

From Brian McLogan

From Rajendra Dahal

Find the value of tan 22.5 degrees or tan pi/8.

From youngMathematics

http://www.freemathvideos.com In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The ...

From Brian McLogan

From MathHelpML

Visit http://ilectureonline.com for more math and science lectures! In this video I will solve sin75=? sin15=? cos105=? tan135=? without a calculator.

From Michel van Biezen

tan 330 find the exact value.

From MSolved Tutoring

Use trig addition identities to find the tan of 195 degrees.

From MSolved Tutoring

Friends, is video me trikonmitiye anupaat ka maan nikalne ke liye sabse saral vidhi ka upyog karke 90 degree se upar ke trikonmitiye anupaato ka maan nikalne ...

From Self Study Mantra

Journey through Genius: The Great Theorems of Mathematics http://amzn.to/2Fe9ocD There is a short version of the trick! Check it out! + no music on the ...

Learn how to evaluate the tangent of an angle in degrees using the sum/difference formulas. To do this, we first express the given angle as a sum or a difference ...

From Brian McLogan

tan^-1(tan 4pi/5))

From MSolved Tutoring

Thanks to all of you who support me on Patreon. You da real mvps! $1 per month helps!! :) https://www.patreon.com/patrickjmt !! Evaluating Trigonometric ...

From patrickJMT

Find the exact value of the tangent of 165 degrees using 135 and 30 degrees.

From Dale Stonecipher

This video is part 2 of the Angle Sum and Difference Identities Video Set. This video covers three examples--one apiece for sine, cosine, and tangent--of using ...

From mrmikejsteele

Find the exact value using trig for the sine of 105 degrees.

From MSolved Tutoring

Find the exact value of 165 degrees.

From MSolved Tutoring

Learn how to evaluate the sine of an angle in degrees using the sum/difference formulas. To do this, we first express the given angle as a sum or a difference of ...

From Brian McLogan

sin -135 degrees.

From MSolved Tutoring

sin 270 + cos(-180) find the exact value.

From MSolved Tutoring

Compound and multiple angles : Finding T-ratio values of Sin22.5 , Cos22.5 , Tan22.5 in surds form by using trigonometrical Identities. ...

From Ahamed Ameen

Learn how to find exact values of cos and tan using the unit circle.

From designchemed

การหาค่า tan285 จากการประยุกต์ tan(A+B)

From Anil Kumar

Example: Find the exact value. (a) tan(arctan7) (b) tan(arctan(-3pi)) (c) arctan(tan(-2pi/5)) (d) arctan(tan(4pi/5))

From MathAfterMath

exact value of cos 255 - cos 195.

From MSolved Tutoring

1/sq rt 2 = sq rt2/2 You could use sq rt2/2 in this solution for faster result. Thanks.

From Anil Kumar

Find the half angle of the cosine of 22.5 degrees using the half angle formula.

From MSolved Tutoring

sec 17pi/4.

From MSolved Tutoring

Application of double formula twice.

From Anil Kumar

I introduce Inverse Trigonometric Functions. I explain where the restricted range values of inverse sine, inverse cosine, and inverse tangent come from...and do a ...

From ProfRobBob

To ask any doubt in Math download Doubtnut: https://goo.gl/s0kUoe Question: The value of ...

From Doubtnut

Worked example where we walk through finding the major trig ratios Practice this lesson yourself on KhanAcademy.org right now: ...

From Khan Academy

Learn how to evaluate the cosine of an angle in degrees using the sum/difference formulas. To do this, we first express the given angle as a sum or a difference ...

From Brian McLogan

I go over many example of evaluating trigonometry functions in exact form using the unit circle. Check out http://www.ProfRobBob.com, there you will find my ...

From ProfRobBob

via YouTube Capture.

From Josh Flamme

Without using a calculator, evaluate sin 45(deg) + sin 135(deg) + sin 225(deg) + sin 315(deg). How to make use of what we have discussed before to solve a ...

This video explains how to determine the sine, cosine and tangent function values of 225 degrees using a reference triangle and the unit circle.

From Mathispower4u