Seudónimo Seudónimo
  • 09-11-2017
  • Mathematics
contestada

which is equivalent to 3x/x+5 - x-5/x

A: x^2+25/x(x+5)
B: 2x^2+25/x(x+5)
C: 2(x+5)/x(x+5)
D: 2(x-5)/x(x+5)

Respuesta :

Аноним Аноним
  • 09-11-2017
LCM of x+5 and x is x(x+5)

multiplying each term by x(x+5) gives us the numerator:-

=  3x^2 - (x-5)(x+5)

= 3x^2 - (x^2 - 25)  
= 2x^2 + 25  


so answer is 

2x^2 + 25 / x(x+5)

Its B
Answer Link
applelulu
applelulu applelulu
  • 03-05-2019

The answer is B - [tex]\frac{x^{2}+25 }{x(x+5)}[/tex]

Answer Link

Otras preguntas

How do you say: "i am in love with you"in french?
The highly organized farmers of the Ohio River Valley were called _________ Builders.
on a hot summer day, water droplets often form on the outside of a cold glass. the water droplets form when water vapor in the air
What does each fruit symbolize in Esperanza rising?
4(-5+2x)=36 what stands for x?
Is (5,-4) a solution to the linear inequality 2x - 3y is less than or equal to 7
Why do so many cultures have divinities in similar roles?
you are given two sequences tn=4+(n-1)7 and Sn=4(2)^n-1. Without calculating, which term is bigger t534 or S534? why?
|2n+5|>/9 solve for n?
Help on geometry similar triangles #4