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Half Angle Identities: Find sin(u/2), cos(u/2), tan(u/2) Given tan(u) Q4

6,904 views

Mathispower4u

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (US)

Speech Time:

87%
  • 5:39 / 6:29

Speech Rate:

  • 166 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

identities

/ˌīˈden(t)ədē/

noun other

fact of being particular person or thing. Collections of qualities that makes a person.

quadrant

/ˈkwädrənt/

noun

An instrument used for measuring angles in the sky.

function

/ˈfəNG(k)SH(ə)n/

noun verb

activity natural to or purpose of person or thing. operate in particular way.

reference

/ˈref(ə)rəns/

noun verb

A letter of recommendation, e.g. for a job. provide book or article with citations of sources of information.

because

/bēˈkəz/

conjunction

For a reason.

divided

/diˈvīdəd/

adjective verb

Being split in two or more pieces. To separate something into equal pieces.

tangent

/ˈtanjənt/

adjective noun

(of line or plane) touching, but not intersecting, curve or curved surface. Line or curve meeting another line or curve.

hypotenuse

/hīˈpätnˌ(y)o͞os/

noun

Side of a right triangle opposite the right angle.

terminal

/ˈtərmənl/

adjective noun other

(Of an illness, etc.) likely to lead to death. Place where trips end or begin, like a train stop. End part of some structure or concept.

triangle

/ˈtrīˌaNGɡəl/

noun

A three-sided piece of metal used in orchestras.

determine

/dəˈtərmən/

verb

To control exactly how something will be or act.

negative

/ˈneɡədiv/

adjective exclamation noun verb

characterized by absence of distinguishing features. no. Reply to a question or statement that means 'no'. refuse to accept.

opposite

/ˈäpəzət/

adjective adverb noun preposition

situated on other or further side. in opposite position. Person, thing that is totally different to another. Across from or on the side facing something.

adjacent

/əˈjās(ə)nt/

adjective

Being close or near to a border, wall, or point.

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