Vigtige Formler Flashcards
Tangens ud fra sinus og cosinus
![](https://s3.amazonaws.com/brainscape-prod/system/cm/284/388/426/a_image_thumb.jpeg?1565454474)
External Angles
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/335/569/a_image_thumb.jpeg?1580151524)
cos(60o)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/084/443/a_image_thumb.png?1579946479)
Proporties of rhombus
- ALL sides are equal
- Oposite sides are parallel
- Diagonals are perpendicular
- Sum of any adjacent angles are 1800
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/083/670/a_image_thumb.png?1579944202)
Sum af første n tal i en arithmetric sekvens
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/902/233/a_image_thumb.jpg?1567174155)
How does a Venn diagram with 2 mutual explusive events look like
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/443/729/a_image_thumb.jpeg?1580240500)
Sum af uendelige geometrisk sekvens
r er faktoren, som adskiller to efterfølgende tal i sekvensen
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/901/961/a_image_thumb.jpg?1567173830)
What is this
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/359/474/q_image_thumb.png?1580165144)
Histogram with unequal class intervals
Area of bar NOT High tells frequency
Omskriv tan(A/2)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/971/058/a_image_thumb.png?1567273561)
Formel for produkt af rødder i polynomie
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/970/585/a_image_thumb.jpg?1567272579)
Når A+B=90o gælder
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/970/710/a_image_thumb.jpg?1567272838)
MODE
Ungrouped data
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/361/941/a_image_thumb.jpeg?1580166227)
Eksempel på bestemmelse af inversfunktion
Find den inverersefunktion af:
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/902/536/q_image_thumb.jpg?1567174683)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/902/536/a_image_thumb.jpeg?1567174767)
cos(90o)
0
Defination på “ulige” funktion
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/970/553/a_image_thumb.jpg?1567272474)
Shade in Venn diagram
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/442/025/q_image_thumb.jpeg?1580236490)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/442/025/a_image_thumb.jpeg?1580236524)
What is the funktion
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/271/049/q_image_thumb.jpeg?1580118604)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/271/049/a_image_thumb.jpeg?1580118558)
Sidelængder i 45-45-60 Trekant, når benene er a lange
(Isoceltrekant)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/284/664/031/a_image_thumb.png?1565794759)
Polar Koordinater
![](https://s3.amazonaws.com/brainscape-prod/system/cm/284/648/807/a_image_thumb.gif?1565794066)
- What is this
- What is it used for
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/398/018/q_image_thumb.jpeg?1580215666)
- Probability Tree
- repeated condentional events
Translate to words
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/399/633/q_image_thumb.jpeg?1580213280)
“Poperbility of B occuring, when A also occurs/has occured”
Obtuse Triangle
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/083/813/a_image_thumb.png?1579945025)
Pythagoras sammenhænge for cot og csc
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/971/317/a_image_thumb.png?1567275999)
Omskriv cos(A/2)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/971/034/a_image_thumb.png?1567273511)
Mean for ungrouped data
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/361/145/a_image_thumb.jpeg?1580166039)
Vigtig ting at huske i forhold til sansynlighed
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/901/821/a_image_thumb.jpg?1567173653)
Distance Formlen
![](https://s3.amazonaws.com/brainscape-prod/system/cm/284/378/890/a_image_thumb.png?1565445732)
Completing Square
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/327/895/a_image_thumb.png?1580148611)
Defination på “lige” funktion
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/970/548/a_image_thumb.jpg?1567272435)
tan(30o)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/084/669/a_image_thumb.png?1579946779)
Sammenhæng mellem buelængde, radius og vinkel i RADIANER
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/902/737/a_image_thumb.png?1567174995)
tan(60o)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/084/706/a_image_thumb.png?1579946869)
Ændring i logaritme base formel
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/902/498/a_image_thumb.jpg?1567174494)
tan(45o)
1
Mathematical Equations
Statement expressesing the equality of two mathematical expressions
How do you grafically represent sets
Venn Diagram
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/403/126/a_image_thumb.jpeg?1580235325)
Omskriv
tan(A-B)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/973/542/a_image_thumb.png?1567276194)
What is this?
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/359/043/q_image_thumb.gif?1580163793)
A pictogram
Proporties of trapezium
- ONLY one pair of opporsite sides are parallel
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/083/741/a_image_thumb.png?1579944528)
This is an example of …..
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/273/179/q_image_thumb.png?1580118885)
an iterative process
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/273/179/a_image_thumb.png?1580118855)
Omskriv sin(2A)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/970/916/a_image_thumb.png?1567273339)
Pythagoras sammenhænge for
tan og sec
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/970/638/a_image_thumb.png?1567275936)
Omskriv cos(2A)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/970/968/a_image_thumb.png?1567273371)
Translate to words
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/399/389/q_image_thumb.jpeg?1580213086)
“Poperbility of A occuring, when B also occurs/has occured”
Omskriv
cos(A+B)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/973/761/a_image_thumb.png?1567276326)
Cosecant csc(x)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/284/388/846/a_image_thumb.jpeg?1565456575)
Formel for summen af rødder i polynomie
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/970/604/a_image_thumb.jpg?1567272616)
Factorize
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/327/573/q_image_thumb.png?1580148450)
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/327/573/a_image_thumb.png?1580148466)
sin(0o)
0
- , 2. og 3. kvadratsætning
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/902/399/a_image_thumb.jpg?1567174326)
Eksponent regl for logaritmer
![](https://s3.amazonaws.com/brainscape-prod/system/cm/285/902/419/a_image_thumb.jpg?1567174383)
Powerfull toll solving properbility problems with independent events
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/394/869/a_image_thumb.jpeg?1580211461)
Inversly proportinal
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/270/757/a_image_thumb.png?1580116981)
Relative expected frequencies is equal to ….
Theoretical Probability
Formula for area of a TRAPEZ
![](https://s3.amazonaws.com/brainscape-prod/system/cm/300/336/686/a_image_thumb.jpeg?1580152542)