SOLUTION: Please help solve this quadratic equation using the quadratic forumla. {{{ -3x^2 - 5x + 2 = 0 }}}

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: Please help solve this quadratic equation using the quadratic forumla. {{{ -3x^2 - 5x + 2 = 0 }}}       Log On


   

Question 1031989: Please help solve this quadratic equation using the quadratic forumla.
+-3x%5E2+-+5x+%2B+2+=+0+

Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!

a= -3 , b= -5 c= 2

b^2-4ac= 25 + 24
b^2-4ac= 49
%09sqrt%28%0949%09%29=%097%09
x=%28-b%2B-sqrt%28b%5E2-4ac%29%29%2F%282a%29
x1=%28-b%2Bsqrt%28b%5E2-4ac%29%29%2F%282a%29
x1=( 5 + 7 )/ -6
x1= -2.00
x2=%28-b-sqrt%28b%5E2-4ac%29%29%2F%282a%29
x2=( 5 -7 ) / -6
x2= 0.33

-2, 0.33