MusicLover123
MusicLover123 MusicLover123
  • 03-06-2016
  • Mathematics
contestada

I don't know what method I should use to solve for y in this equation: (y-3)^2=4y-12

Respuesta :

Tareki
Tareki Tareki
  • 03-06-2016
(y-3)^2 -4y +12 = 0 
[y^2 -6y +9] -4y +12 =0 
y^2 -10y + 21 = 0 
(y -3) (y-7) =0 
y=3 ; y = 7 
Answer Link

Otras preguntas

How do you become an informed citizen?
A tall pea plant could _______. Select one: a. have the phenotype of Tt b. have the genotype of tall c. have the phenotype of tt d. have the genotype of Tt
A toddler takes off running down the sidewalk at 270 ft/min. One minute later, a worried mother runs after the child at 580 ft/min. After how many minutes will
36.8% of what number is 28.52
Bob bought 24 hockey tickets for $83. Adult tickets cost $5.50 and child tickets cost $2.00. How many of each did he buy . Show your work .
how is the volume of the cone related to the volume of the cylinder
how do a cell reproduce?
a volcanic eruption takes place under the ocean. Huge waves crash against the shores and destroy houses of people. Which earth systems interact during this proc
Evaluate the expression, using the given value of the variable. 4 – 2x + 5x when x = 4 A. –24 B. –18 C. 16 D. 28
Why was the road to democracy more difficult for France then for England?