princesschone
princesschone princesschone
  • 13-11-2014
  • Mathematics
contestada

how do you solve this equation by factoring?
2X(squared)-5X-3=0

Respuesta :

luana
luana luana
  • 13-11-2014
[tex]2x^2-5x-3=0\ \ \ \ | write\ -5x\ as\ -6x+x\\\\ 2x^2-6x+x-3=0\\\\ x(2x+1)-3(2x+1)=0\\\\ (x-3)(2x+1)=0\\\\ x=3\ \ or\ \ 2x=-1\\\\ x=3\ \ \ or\ \ \ x=-\frac{1}{2}[/tex]
Answer Link
Аноним Аноним
  • 13-11-2014
the factors of 2 are one and two... the factors of -3 are negative 3 and 1. (2X-1)(X-3)
Answer Link

Otras preguntas

Simplify the rational expression. State any excluded values. 7x-14/x-2
The cause of America is in a great measure the cause of all mankind. What does Paine mean by this quote? Only the British care about the outcome of the Revolu
4. What are three examples of forms of music? Describe each form.
Is this problem correct??
PLEASE HELP ME!!!!!!!!!!! :(
Find the missing coefficient. -___________ y2 − [-5y − y(-7y − 9)] − [-y (15y + 4)] = 0
how much water should be mixed with 6 gallons of 55% solution of sulfuric acid to make a 20% solution of sulfuric acid
¿Cuál estás haciendo si estás navegando en la Red? haciendo gráficos grabando un disco compacto estás en línea creando un documento
Expressions that are equivalent to 2(5j +6 + j)?
what prevents Odysseus from killing the sleeping Cyclops