Jak wyznaczyć dziedzinę równania? Proszę o wytłumaczenie na podanych przykładach1. 2.... Question from @karolina8520

November 2018 2 23 Report

Jak wyznaczyć dziedzinę równania?
Proszę o wytłumaczenie na podanych przykładach
1. $\frac{2x}{x+2} = 0$
2. $\frac{4}{x+5} = \frac{x}{x-3}$

Czy mógłby ktoś wyznaczyć dziedzinę równania (nie tylko podać odpowiedzi)?Z góry dzięki za odpowiedź ;)

Answer

karolina8520 November 2018 | 0 Replies

czy ktoś mógłby wskazać błędy w pracy? Marilyn Monroe or Norma Jean Beaker was born on first June 1926 in Los Angeles.She has never met her father, her mother died when Marylin was 8 years old9 years old Norma was placed at the orphanage. When she was 16 years old she got married for the first time. Unfortunately she didn't have luck with man, because she was married three times, but never luckily.She worked as a painter, then as a covergirl in soldierly magazines. From 1950 she started her adventure with Hollywood.She played in "Temptation”, „Bus stop" and many others. She died on fifth august 1962. Circumstances of death are still unexplained.Her true name is Norma Jeane Morteson - one of the greatest stars - legends in the history of cinema, till now has remained the greatest sex symbols in historyHer image, viewed in a purely physical sense , is one of the most recognisable images in the world up to now.She didn't have an easy childhood - her mother's Gladys Baker's mental problems, made it impossible to take care of her own dauther, it was difficult from the start to establish who the father was, and that was why she spent most of the time as a girl in children's homes and orphanages.Between 1937-1942 she was taken care of by family friend and his wife.At the age of 16, when the couple couldn't take care of her any more, she faced a dilemma - either get married or return to children's home. She chose the first option and she married the first of her three husbands.Her face was discovered by a press photographer in the mid-40's. A future star at one time worked in factores in BurbankBad was extremely photogenic, quickly became a photo model, assumed, and her face began to adorn the cover of famous fashion magazines. Camera lens and camera "love" - then again - Norma JeaneShe started attending acting classes, received such education and such gread actresses like Jean Harlow and Lana Turner. Fast in 1946 has signed a contract with 20th Century FoxShe started attending acting classes, received such education and such gread actresses like Jean Harlow and Lana Turner. Fast in 1946 has signed a contract with 20th Century FoxAt the same time, also dyed her hair in a distinctive, platinum blonde and changed it's name "borrowed" them herself from her grandmotherIn 1947 she made her debut in a cameo role in the movie "Shocking Miss Pilgrim" then appeared in a small, but significant role in the film "The Asphalt Jungle" by John Huston 1950A well - next Bette Davis - in famous production of "All about Eve" 1950Breakthrough performance was in the film "Niagara"(1953), which has gained the status of a real star.Subsequent films with its participation, inter alia: "Gentlemen Prefer Blondes"(1953) by Howard Hawks,"River of No Return"(1954) by Otto Preminger,"Seven Year Itch " by Billy Wilder (1955, nominated for BAFTA), "The Prince and the Showgirl" by Laurence Olivier(1957, nominated for BAFTA)"Bus Stop" (1957, nominated for a Golden Globe), and finally the famous comedy "Some Like It Hot"(1959) by Billy Wilder,for which she received a Golden Globe.In 1956 she created her own film company, signed her surname, which she has already produced movies like "The Bus Stop" and"The Prince And The Showgirl".in 1960 she played in a musical movie "Let's Make Love" by George Cukor, then a year later she created a film role different from previous being the object of desire of male characters , silly beauties.Movie, in which she created this different and at same time the best-unfortunately-the last actress creation was the movie called "The Misfits" by John Huston's (1961), where she played next to Clark GableDuring to the next movie, the film company due to the different cirumstances (for example actress mental problems) decide of to terminate the contract with her.A month ago on the fifth august 1962 founded her body was in her house in California.She die an account of overdose of sleeping pills.M.Monroe is an also the winner of twice gold globe in category "Female World Film Favourite"1954 and 1961.One of her performances was history song "Happy Birthday" on 45th MR. Kennedy birthday in May 1962.Monroe was wearing "scandalous" tight dress, which was sold in 1999 for one milion dollarsMarilyn Monroe is not only blond curls soft forming around the face, children look, perfectly adjusted eyebrows, a mole on the cheek.It's also icon, which also with red lipstick made icon.She loved her different shades-from coral to fiery ,deep color. Red color great corresponded with a pale complexion.Sex bomb image completes cat's eyes always underlined with a thick, soft line.This look, with various modifications, is regarded as the quintessence of elegance and classics.Beaty tricksWhat used to beuty Marylin? Know exactly, but most of these cosmetics, there is no longer. Here are the secrets of her beauty:-Brightening powder Anita of Denmark and Erno Laszlo-Lipstick (5 different shades) Guerlain Rouge Diabolique-Eyeshadow:trio set Vincent Longo Eyeshadow Trio-Mascara:max Factor 2000 caloriesMake-up artist Marylin Whitney Snyder, which worked with other beauties of that period - Varonika Lake and Rita HayworthNorma Jean's first husband, Jim Donerty claimed that his young wife (the film star got married at the age of 16) was washing her face 15 times a day , because she wanted to avoid breakouts.Appareitly, she was terribly afraid of them.He's known that Marylin was a regular customer of beauty salon (the famous red door) in New York and she was a fan ofNivea creamHer StyleFavourite colors:beige,red,black,cream,whiteFavourite designers:her favourite store was Bloomingdale ; she loved Salvatore Ferragamo shoesThe key to style:black dress buttoned at the next, white, pleated will be forever famous by a scene from "Straw Widow"Fashion trick:Padded bra, so that Marylin has looked great a teenagers, while she was wearing tight sweaters.Marylin almost never showed in his private life in the bright colors.Insisted rather muted, pastel colors and, of course, black.Propablity pink dress, which appeared in the movie "Gentlemen Prefer Blondies", she never wants have in your closet, but as you know, preseuted in her skirts stunning.Pencil is also one of the symbol of MM style. She had dozend of them in different colors, each has chosen a matching sweater.She liked feminine accessories, mainly bows and polka- dot pattern. This gaolget characteristic of a fox (white), which Monroe wore for evening dresses.Marylin lodeed blooning every day. Carefully selected clothing and makeup emphasized her allering style seksapl.Her include: exposed, breasts, accentuated waist, storm platinum curls and red mound.Well and of course - the hallmarks - the famous mole.Ciekawostki- In one of London's conference, Marylin was asked what is her favourite kind of music, she answered"I like jazz, like Louis Armstrong"-Madonna wymienia jej imię w piosence "Vouge"- To 1972, when magazine LIFE stopped being weekly, Marylin appeared on it's cover- Andy Warhol (1928-1987) famous representative of pop-art created series of portraits right after her death.- Marylin Monroe before she died, confided that she wanted to engrave on her grave "here lie Marilyn Monroe 95-57-90".To this time her wish wasn't fulfilled.-She combed her hair on side hiding ears, cause throught that they are too big- She weared glasses- She didn't like recording her hands because she throught that they are too fat-She put her legs in bucket of cold water because she belived that it will make them move shapely-She didn't know, where put the letter ( i ) , giving her first autograph as Marylin Monroe.

Answer

agulka1987 Dziedzina to te wartości dla których mianownik jest różny od zera

$1\\
\\
x+2\neq 0\\
x\neq -2\\
\\
D: R\setminus \{-2\}\\
\\
\\
2\\
x+5\neq 0 \ i \ x-3\neq 0\\
x\neq -5 \ i \ x\neq 3\\
\\
D:x\in R\setminus \{-5,3\}$

1 votes Thanks 1

kukur1
mianownik nie może być równy 0, bo nie dzielimy przez 0, więc :
1)
D: x+2≠0
x≠-2
x€R\{-2}

2)
D:
x+5≠0 i x-3≠0
x≠-5 x≠3

x€ R\{-5,3}

0 votes Thanks 1

Czy mógłby ktoś wyznaczyć dziedzinę równania (nie tylko podać odpowiedzi)?Z góry dzięki za odpowiedź ;)

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