24-10-2014
Mathematics

contestada

2/(x^2)=4/x+1
can any one solve this for me please

Respuesta :

welchje welchje

24-10-2014

2/X^2=4/X+1 times by both denominators
2(x+1)=4(x^2)
2x+2=4x^2
4x^2-2x-2=0
(2x+1)(2x-2)=0
x=2x+1 or 2x-2
x=-1/2 or 1

Answer Link

Otras preguntas

Simplify the following equation: [tex]\frac{10x^{5}}{2x^{2}*x}[/tex]

Air that initially occupies 0.25 m3 at a gauge pressure of 110 kPa is expanded isothermally to a pressure of 101.3 kPa and then cooled at constant pressure unti

A lead acid battery with 12 cells connected in series (no-load voltage=2.1 volts per cell) furnishes 10 amperes to a load of 2-ohms resistance. The internal res

If m∠XWZ = 90, what is x?

You should fill in the blank in the following code with ______________.public class Test {public static void main(String[] args) {System.out.print("The grade is

A loop antenna of area A = 3.04 cm^2 and resistance R = 6.66 μΩ is perpendicular to a uniform magnetic field of magnitude 18.4 μT. The field magnitude drops to

√118 as an irrational number rounded to nearest hundredth

What is the slope of the line through (1, 9) and (–3, 16)?

A 45-year-old man presents with extreme asthenia and weight loss. He has been suffering from celiac disease for the past 12 years. He is at the highest risk of

How is beolwolf described