By Levels

Library

EXP: 08888
HITS: {{lyricTraining.hits}}888
STREAKS: {{lyricTraining.streaks}}888
TIME: {{lyricTraining.timeout / 1000}}88
{{word.word}}

{{cue.translated_text}}

{{lyricTraining.hint}}

x{{playblackSpeed.toFixed(2)}}

Loading ..

Not Found

{{annotation.word}} ({{annotation.pos_simplify}})

/{{annotation.phonetic}}/

{{annotation.translation}}

{{annotation.name}}

{{annotation.sub_type}}

{{annotation.definition}}
Back

Games & Quizzes

Training Mode - Typing
Fill the gaps to the Lyric - Best method
Training Mode - Picking
Pick the correct word to fill in the gap
{{game.name}}
{{game.description}} Requires {{game.required_annotions}} vocabulary annotations

Congratulations! You gained {{totalPoint}} XP

You may need to watch a part of the video to unlock quizzes

Don't forget to Sign In to save your points

Repeat Skip ({{game.question_index}}/{{game.questions.length}})
{{part}}
Repeat Skip ({{game.question_index + 1}}/{{game.questions.length}})
{{choice.text}}
{{choice.text}}

Make correct pairs from two columns

{{lyricTraining.finished && lyricTraining.timed_out ? 'Timed Out' : 'Challenge Accomplished'}}

PERFECT HITS {{lyricTraining.stats.PERFECT_HITS}} +{{lyricTraining.stats.PERFECT_HITS * 20}}
HITS {{lyricTraining.stats.HITS}} +{{lyricTraining.stats.HITS * 10}}
LONGEST STREAK {{lyricTraining.stats.LONGEST_STREAKS}} +{{lyricTraining.stats.LONGEST_STREAKS * 10}}
REMAINING TIME {{lyricTraining.timeout / 1000}}s +{{lyricTraining.timeout / 1000}}
TOTAL +{{lyricTraining.exp}}
{{word.word}} - {{dictionary.definition[0].phonetic || ("/" + dictionary.phonetics +"/")}} - {{word.translation}}

We couldn't find definitions for the word you were looking for.
Or maybe the current language is not supported

{{simpleDefinition.pos}}

{{simpleDefinition.def}}

{{word.word}}

Sentences & parts of speech:

  • {{tag.normal}} {{tag.pos_name}}

  • {{c.startTime | duration}}


    {{c.translated_text}}

All {{pos.pos_simplify}}
{{a.word || a.name}}
/{{a.phonetic}}/
{{a.type || a.sub_type}}
{{a.translation}} 		{{a.definition}}

Find f(x) given f''(x), its second derivative (KristaKingMath)

112,802 views

Krista King

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

96%
  • 4:51 / 5:02

Speech Rate:

  • 165 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

problem

/ˈpräbləm/

adjective noun

Causing trouble. Something difficult to deal with or causes trouble.

divided

/diˈvīdəd/

adjective verb

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

derivative

/dəˈrivədiv/

adjective noun

imitative of another's work. thing derived from another source.

numerator

/ˈn(y)o͞oməˌrādər/

noun

number above line in vulgar fraction showing how many of parts indicated by denominator are taken.

because

/bēˈkəz/

conjunction

for reason that.

integral

/ˈin(t)əɡrəl/

adjective noun

Being an essential part of something; necessary. function of which given function is derivative.

inverse

/ˈinvərs/

adjective noun

opposite or contrary in position, effect, etc.. reverse or opposite of something.

complete

/kəmˈplēt/

adjective verb

having all necessary parts. finish making or doing.

obviously

/ˈäbvēəslē/

adverb

in way that is easily perceived or understood.

denominator

/dəˈnäməˌnādər/

noun

Bottom number in a fraction.

coefficient

/ˌkōəˈfiSHənt/

adjective noun

Number by which another number is multiplied. numerical or constant quantity placed before and multiplying variable in algebraic expression.

everyone

/ˈevrēˌwən/

pronoun

every person.

corresponding

/ˌkôrəˈspändiNG/

adjective verb

In reference to. To write letters or emails to someone.

functions

/ˈfəNG(k)SH(ə)n/

noun other verb

activity natural to or purpose of person or thing. Social events or parties, such as weddings. To be operating, working or achieving its purpose.

notation

/nōˈtāSH(ə)n/

noun

Set of written signs are used in music or math.

Q
W
E
R
T
Y
U
I
O
P
A
S
D
F
G
H
J
K
L
Z
X
C
V
B
N
M