algebra problem with quadratic formula, thanks in advance

Mathematics
Tutor: None Selected Time limit: 1 Day

Use the quadratic formula to solve for 
.

May 7th, 2015


ax^2+bx+c=0

-9x2-3x+10

x=[-(-3)+_  square root(-3)2-4(-9*10)}/-2(9)

x=3+_ square root(9+360)}/-18

x=(3 _+ 19.2)/-18

(3 _19.2)/-18

x=-16.2/-18

x=0.9            or  (3 + 19.2)/-18=  22.2/-18= -1.23























May 7th, 2015

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May 7th, 2015
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