Curlyyheadedd Curlyyheadedd

03-07-2021
Mathematics

contestada

IM AM SO CONFUSED
Find the solution set.
8x2 - 2x – 1=0
Separate the two values with a comma.

Respuesta :

03-07-2021

Hello,

Answer (1/2,-1/4)

[tex]8x^2-2x-1=0\\\\8x^2-4x+2x-1=0\\\\4x(2x-1)+2x-1=0\\\\(2x-1)(4x+1)=0\\\\sol=\{\dfrac{1}{2} ,-\dfrac{1}{4} \}\\[/tex]

Answer Link

Otras preguntas

what happened to the middle east after ww1? (in detail please)

El poema Cantar el Mío Cid fue ________ como la primera obra del lenguaje puro castellano, que hoy en día se llama el español. vista visto vistos vista

What is the function of the magnesium atom in a chlorophyll molecule?

How to factorise[tex] {8x}^{2} - xy - {7y}^{2} [/tex]

what does creation of metamorphic rocks have to do with plastic deformation?

Simplifying Rational Expressions

An apprentice jeweler determines the density of a sample of pure gold to be 20.3 g/cm3. the accepted value is 19.3 g/cm3. what is the percent error of the jewel

HELP QUICKLY PLEASE... 1: in a jar of 4000 beads 30 percent are red how many are red? 2: In a jar of 350 beads 60 percent are red. How many are red? 3: a baker

Abnormal cells crowd out what kind of cells and steal nutrients

Which of these men was leading physician of the time and helped found the first american antislavery society signed the declaration of independence?