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

Which of the following is a sign of inflammation? a. bruising b. swelling c. numbness d. temperature decrease
state the degree and leading coefficient of each polynomial in one variable. If it is not a polynomial in one variable, explain why. Need help 1. −6x^6−4x^5+
write the equation a. a vertical line that passes through the point (2,-6)b. the y axis c.  a horizontal line that passes through the point (1,4)d. the x axis
Find k such that x² + (k + 1)x + k + 4 = 0
what is 6/10 as a terminating decimal?
simplify: -3(4×-4) 7x(3+4)
write -0.14 as a fraction or mixed number in simplest form
write 6/10 as a terminating decimal
write the equation a. a vertical line that passes through the point (2,-6)b. the y axis c.  a horizontal line that passes through the point (1,4)d. the x axis
simplify: -3(4×-4) 7x(3+4)