2007-12-14 17:13:13 · 5 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
5 x ² + x - 3 = 0
x = [- 1 ± √ (61) ] / 6
x = 0.681 , - 0.881
2007-12-15 02:27:45 · answer #1 · answered by Como 7 · 2⤊ 0⤋
Hi,
http://www.webmath.com/cgi-bin/quadform.cgi?a=5&b=1&c=%28-3%29&back=quadform.html
All the best,
Mika
2007-12-15 01:22:24 · answer #2 · answered by Mika 2 · 0⤊ 1⤋
5x^2 + x -3 =0
a=5
b=1
c=3
Plug these terms into the quadratic formula, then you have your answer for x!
2007-12-15 01:16:52 · answer #3 · answered by mrr86 5 · 0⤊ 0⤋
Use the formula:
ax^2+ bx+c
x= (-b+-âb^2 - 4ac)/ 2a
x= (-1+-â1- 4(5)(-3))/ 2(5)
Either x=0.68 or x=0.88
2007-12-15 01:22:28 · answer #4 · answered by MG 2 · 0⤊ 0⤋
I don't think it has an answer because it can't be factorized.
2007-12-15 01:21:43 · answer #5 · answered by Anonymous · 0⤊ 1⤋