vanessaaa28 vanessaaa28
  • 07-02-2017
  • Mathematics
contestada

find the roots for 6x^2-x-1=0

Respuesta :

wolf1728
wolf1728 wolf1728
  • 07-02-2017
Use the quadratic formula
x = [--1 +- sq root(1 (-4*6*-1))] / 2*6
x = [ 1 + sqroot (25)] / 12
x1 = 6 /12 = .5

x = [ 1 - sqroot (25)] / 12
x = (1 -5) / 12
x = -4 / 12
x2 = -.33333333333333

Answer Link

Otras preguntas

I don't know what the answer is
A package of 10 cans of soup costs $14. an individual can costs $2. you need at least 25 cans. you decide to buy 3 packages of 10 cans. how much do you pay for
Sort the ratios listed at the right into bins so that equivalent ratios are grouped together:
Independent agencies are under one of the 15 cabinet departments. true or false
write an integer to represent a score that is 7 under par
Find the nth term of this 5 7 9 11 13
in what way did british leaders misunderstood the revolutionary war
1. Which of the following quotations is the best example of a paradox? (1 point)“I’ll drain him dry as hay. . . ” “Lesser than Macbeth, and greater.” “So well t
in what way did british leaders misunderstood the revolutionary war
Rob cuts a 15 foot wire into 8 equal pieces. About how long is each piece