briannasalzman2016
briannasalzman2016
09-05-2021
Mathematics
contestada
2x^2-2x-4=0 solve for x
Respuesta :
breeeee225
breeeee225
09-05-2021
divide both sides by 2 and rewrite too X^2 - x - 2 = 0. then factor and get x(x+1)-2(x+1)=0. separate them to (x+1)(x-2)=0 then you get x+1=0 and x-2=0 and solve and X equals -1 & 2
Answer Link
VER TODAS LAS RESPUESTAS ( 63+ )
Otras preguntas
Which sentence is written correctly? A. Luke's house is more farther from the swimming pool than ours is. B. Kyle's handwriting was the most neatest of any stud
what is 74% of 315, 61% of 407 and 89% of 195
Which corrects the incorrect pronoun or contraction in the sentence? My roommates left there clothes in the dryer at the Laundromat. A. their B. they'er C. they
what is the value of st (6r) if r = 5,s = 32, and t = 45
Kidneys pass waste products through the ureters to the __________. A. urethra B. bladder C.stomach D. small intestine
List three proposals given for choosing the chief executive circle the one that you think is the best
what is 2x-3y=9 -5x-3y=30
Why are lunar calendars not more widely used today?
In "Honest Work," which best explains why the old smith carefully forges each link of the ship's chain? A. He believes the ship will be caught in a storm very
What is the best definition of a superpower? (Points : 1) a country that has a great abundance of nuclear weapons a country that produces extraordinary quantiti
