jinlook558983 jinlook558983
  • 22-11-2021
  • Mathematics
contestada

PLS HELP ASAP
x^2 - 4x-1=0
Solve using formula

Respuesta :

campbelljowayne293 campbelljowayne293
  • 22-11-2021
X1=2-Square root 5 x2=2+ Square root 5
Answer Link
ramylan00
ramylan00 ramylan00
  • 22-11-2021

2x ( x - 2x) = 1

2x= 1

x = 0.5

x-2x = 1

-x = 1

x = -1

Answer Link

Otras preguntas

Negative 3 minus 5 (3x + 7) = 0
how many times greater is the value of the 4 in 640700 than the value of the 4 in 64070
How does the bridge type relate to the distance it can span? plz answer fam i need it :)
number of laps 2 4 6 8 10 time 10 20 30 40 50 Charlie runs laps around a track the table shows how long it takes him to run different number of laps how long wo
divide 63 apples into two groups so the ratio is 2 to 1
Percentage of Americans Aged 65 and Older In 1900 = 4% In 1950 = 8.2% In 2000 = 12.4% In 2050 = 20.2% Based on this information, what is happening to the U.S. p
28/49 in simplest form
Which country occupied Vietnam during World War II? A. the United States B. Japan C. China D. France
Which single-issue party worked to stop the spread of slavery? the Democratic Party the Progressive Party the Free Soil Party the Right to Life Party
0.5,1:5,0.35,12/25,4/5 in least to greatest