Anayastokes2126 Anayastokes2126
  • 15-10-2016
  • Mathematics
contestada

Simplify x2-4x-32
________
X2+7x+12

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 15-10-2016
remember
(ab)/(ac)=b/c

find common factor
factor them
x^2-4x-32=(x-8)(x+4)
x^2+7x+12=(x+3)(x+4)

so
[tex] \frac{x^2-4x-32}{x^2+7x+12}= \frac{(x-8)(x+4)}{(x+3)(x+4)}= \frac{x-8}{x+3} [/tex]
Answer Link

Otras preguntas

How do you relate and explain a planet's distance from the Sun to things like the time of their year & their average tempareature
write a conditional statement from the following statement : a horse has four legs
solve by completing the square: x^2-2x-1=0
How many muscles are there in each ear of a cat ?
train a leaves station traveling at 40 mph. Eight hours later train b leaves the same station traveling in the same direction at 60mph. how long does it take fo
when i was 2 years old my sister was half in my age now i am 100 years old then how old is my sister?
when i was 2 years old my sister was half in my age now i am 100 years old then how old is my sister?
'How to solve: y=2x-2 y=-x+1 pelase help'
Let b={1,3,5,7,9}. List all possible subset of b.
Scott has $500 in the bank. He withdraws the same amount of money each week for 12 weeks, at which point he has $20 left in the bank. How much money did he with