lynnxiong4 lynnxiong4
  • 22-02-2015
  • Mathematics
contestada

Square root of x^2-4 plus x^2/x^2+1

Respuesta :

Panoyin
Panoyin Panoyin
  • 22-02-2015
√x² - 4 + x²/x² + 1
x - 2 + x²/x² + 1
x - 2 +    x²   
   1      x² + 1
(x - 2)(x² + 1) +   x²   
  (1)(x² + 1)      x² + 1
x³ + x - 2x² - 2 +   x²   
       x² + 1          x² + 1
x³ - 2x² + x² + x - 2
           x² + 1
x³ - x² + x - 2
     x² + 1
x³ + x - 2
Answer Link

Otras preguntas

J = -h+b Solve for B
Simplify the expression. -8 (m + 1) + 5 (3m - 2)
your heart and lung are organs each is made of different tissues such as
Find |-22| = Pls show your work
Question 2 (1 point) Gloria is solving the equation 4x + 8 = -x + 10. Here are the first steps of her solution. 4x+8 = -x + 10 5x + 8 = 10 What did Gloria do to
When dividing two integers the result will be negative. Please answer I have quiz due 11:59 pm
find the value of each variable (Picture Provided)
For each pair of words, choose the word with the more positive connotation. Skinny, slender Used, pre-owned: Casual, sloppy: Old, mature: Officer, cop:Helppp???
Write a letter to your friend telling him about your favourite book ​
whats a+d+k+8? i need a answer ASAP