How do I use the quadratic formula to solve #f(x) = x^2 + 3x - 2#?

Question

3853 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2014-09-30T03:38:06

#ax^2+bx+c=0#

#x^2+3x-2=0#

#a=1, b=3, c=-2#

Quadratic formula

#x=(-(3)+-sqrt((3)^2-4(1)(-2)))/(2(1))#

#x=(-3+-sqrt(9+8))/2#

#x=(-3+-sqrt(17))/2#