drewwilson07
drewwilson07
04-04-2016
Mathematics
contestada
Factorise and Solve
Respuesta :
Panoyin
Panoyin
04-04-2016
x² + 8x - 20 = 0
x² + 10x - 2x - 20 = 0
x(x) + x(10) - 2(x) - 2(10) = 0
x(x + 10) - 2(x + 10) = 0
(x - 2)(x + 10) = 0
x - 2 = 0 or x + 10 = 0
+ 2 + 2 - 10 - 10
x = 2 or x = -10
The answer is B.
Answer Link
VER TODAS LAS RESPUESTAS ( 16+ )
Otras preguntas
describe how the great depression affected the daily lives of average americans?
What all can an infection do to your body? can it cause a heart attack??
How would your life and the lives of your friends, family, and neighbors be different if suddenly a law such as the nuremberg laws imposed on your culture
What did enslaved persons in acient rome have to do??
An item that was selling for 72.00 dollars is reduced to 60.00 dollars. find the percent decrease in price
2cos theta= -2root3 sin(-theta)
Which of the following would be MOST threatened by the social contract theory?
What previous event is connected to this cultural revolution?
Through the miracles of medicine and technology, researchers have had some success with growing and transplanting hollow, relatively simple organs such as trach
Kenya exchanges $200 for euros (€). Suppose the conversion rate is €1 = $1.321. How many euros should Kenya receive? €264.20 €151.40 €132.10 €66.05
