malu1999
malu1999
02-09-2016
Mathematics
contestada
How to factor it and by what
Respuesta :
wixmatwishwa
wixmatwishwa
02-09-2016
x^2 -5x -20=0
(x - 5/2)^2 -20 -25/4=0
(x-5/2)^2-105/4=0
(x -5/2 -(105)^1/2)(x -5/2 +(105)^1/2)=0
factors are (x -5/2 -(105)^1/2) and
(x -5/2 -(105)^1/2)
Answer Link
VER TODAS LAS RESPUESTAS ( 19+ )
Otras preguntas
Manny begins the summer with $200 in his savings account. Each week he adds $85 to his account. Susan begins the summer with $95 in a savings account and adds $
Which marketing technique convinces consumers to buy based on what other people buy? slogan bandwagon comparison image appeal
Cristóbal y sus amigos ___ (imaginar) lugares distantes y exóticos ... *
Which sentence is correctly punctuated? "I've waited years for this day, Kwan said, and now it's finally here." "I've waited years for this day," Kwan said, "an
Find the % composition for each element in Zn(CIO3)2
Question 1 1 pts T A Which of the following best explains why fossil fuel supplies are limited? 1 People are not allowed to use large amounts of fossil fuels. F
according to the graph what is the value of the constant in the equation below
Do you think that it is necessary and/or important to take a multivitamin everyday to maintain optimal health? What might help you answer this question? What ty
Which of the following is a social norm that best helps people avoid serious injury ?
3. Which of the following would best support the message, Learning another language makes children smarter? 1.Children who speak two languages are better at s
