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Verifying Trigonometric Identities

203,490 views

Professor Dave Explains

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

88%
  • 8:09 / 9:13

Speech Rate:

  • 148 wpm - Conversational

Category:

  • Education

Tags :

Intro:

Video Vocabulary

functions

/ˈfəNG(k)SH(ə)n/

noun other verb

activity natural to or purpose of person or thing. Mathematical operations used in calculations. To be operating, working or achieving its purpose.

involved

/inˈvälvd/

adjective verb

difficult to understand. To have or be included as a part of something.

equation

/əˈkwāZHən/

noun

Complex set of different facts, ideas or issues.

incredibly

/inˈkredəblē/

adverb

Extremely; so much so it is hard to believe.

professor

/prəˈfesər/

noun

Teacher who teaches at a college or university.

verifying

/ˈverəˌfī/

verb

To prove that something is right, accurate or true.

tangent

/ˈtanjənt/

adjective noun

(of line or plane) touching, but not intersecting, curve or curved surface. straight line or plane that touches curve or curved surface at point.

easiest

/ˈēzē/

adjective adverb

achieved without great effort. without difficulty or effort.

including

/inˈklo͞odiNG/

preposition verb

containing as part of whole being considered. To make someone, something part of a group.

initially

/iˈniSH(ə)lē/

adverb

at first.

trigonometry

/ˌtriɡəˈnämətrē/

noun

branch of mathematics dealing with relations of sides and angles of triangles and with relevant functions of any angles.

rewriting
verb

write something again so as to alter or improve it.

identities

/ˌīˈden(t)ədē/

noun other

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

something

/ˈsəmˌTHiNG/

adverb pronoun

used for emphasis with following adjective functioning as adverb. thing that is unspecified or unknown.

cosecant

/kōˈsēkənt/

noun other

ratio of hypotenuse in right-angled triangle to side opposite acute angle. Ratio of the hypotenuse to the opposite side of a right-angled triangle.

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