Question

x^(2)+5x-7=0

the exact solutions are x=____?_____
the approximate solutions to three decimal places are x=____?____

Answer 1

-6.140054945 and 1.1400549

Answer 2

Use the quadratic formula.

Answer 3

hmm vishal those are neither exact, nor approximate to 3 decimals lol

Answer 4

http://edu.glogster.com/media/5/21/8/90/21089020.jpg

Answer 5

D = 25 + 28 = 53
x1 = (-5-sqrt(53))/2
x2 = (-5+sqrt(53))/2

Answer 6

Those are exact

Answer 7

they are exact...

Answer 8

not really lol

Answer 9

this is what i came up with am I right????

the exact solutions are x=-5+sqr53/2,-5-5sqr53/2
the approximate solutions to three decimal places are x= 1.1401,-6.1401

Answer 10

@bahrom's answer IS exact.

Answer 11

crzy those are 4 decimals 3 would be:
1.140 and -6.140

Answer 12

yeah..

Answer 13

@vishal kothari 's is approx.

Answer 14

or technically 1.14 or -6.14

Answer 15

kk