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Fundamental Trigonometric Identities Intro & Proofs

91,812 views

ProfRobBob

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

98%
  • 13:53 / 14:02

Speech Rate:

  • 160 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

remember

/rəˈmembər/

verb

To bring a previous image or idea to your mind.

reciprocal

/rəˈsiprək(ə)l/

adjective noun

given, felt, or done in return. expression or function so related to another that their product is unity.

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.

looking

/ˈlo͝okiNG/

adjective verb

having specified appearance. To appear to be when you look at them; seem.

identities

/ˌīˈden(t)ədē/

noun other

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

relation

/rəˈlāSH(ə)n/

noun

A member of your family.

rotation

/rōˈtāSH(ə)n/

noun

Movement in a circle around a central point.

annoying

/əˈnoiiNG/

adjective verb

A little angry; upset. To make someone angry.

function

/ˈfəNG(k)SH(ə)n/

noun verb

Mathematical operation used in calculations. operate in particular way.

explain

/ikˈsplān/

verb

To make clear or easy to understand by describing.

evaluating

/əˈvalyəˌwāt/

verb

To form an idea to judge something carefully.

setting

/ˈsediNG/

noun verb

place or type of surroundings where something is positioned or where event takes place. To make a clock state or ring at a particular time.

cotangent

/kōˈtanjənt/

noun other

(in right-angled triangle) ratio of side other than hypotenuse adjacent to particular acute angle. Ratio of the adjacent to the opposite side of a right-angled triangle.

already

/ˌôlˈredē/

adverb

Having happened or been done before this time.

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