ledaiminh4061 ledaiminh4061
  • 07-06-2018
  • Mathematics
contestada

1. Factor. 4x2 + 20x


2. Find the solution to the following equation by transforming it into a perfect square trinomial.


x2 – 12x = 64

Respuesta :

asadoujohn
asadoujohn asadoujohn
  • 07-06-2018
1.
4x^2 + 20x
= 4x(x + 5)

2.
x^2 - 12x = 64
x^2 - 12x - 64 = 0
(x - 16)(x + 4) = 0
x - 16 = 0 or x + 4 = 0
x = 16 or x = -4
x = {-4, 16}
Answer Link

Otras preguntas

What do we collectively call compounds that are carbon based?
A number is divided by 3,and then 4 is added to the quotient.the result is 8
What is the opposite of there
What was the result of the Battle of Fort Duquesne in 1755 that sparked the French and Indian War?
How many regions or subregions are named after a specific body of water?
Energy in an ecosystem flow from consumers to producers. True or False
An airplane flies due north at 100 m/s through a 30 m/s cross wind blowing from the east to the west. Determine the resultant velocity of the airplane.
A sentence using biome
What is the value of a?
How did Sumerian innovations in agriculture help bring about new ways of life