Question

Can someone show me how to do this? http://prntscr.com/4t1n7r

Answer 1

do u know how to complete square ?

Answer 2

Um
I read something about it in my txtbook
im not tht familiar with it though

Answer 3

ok there is a quick way to convert

\(\large ax^2+bx+c=0\rightarrow (x+d)^2=-e/a\)

use thisto continue

http://prntscr.com/4t1tc3

Answer 4

in ur question
\(a=1\\b=-2\\c=-3\)
find d and e

Answer 5

Ok
Sooo...
\(\large x^2+-2x+-3=0\rightarrow (x+d)^2=-e/1\)

Answer 6

yes :D

Answer 7

so
d=-2/2=-1
e=-3-4/4=-3-1=-4

got it ?

Answer 8

Does -e = 4?

Answer 9

wait
So it would be
\[\large (x+-1)^2=4 \]

Answer 10

Right?

Answer 11

yes right :)

Answer 12

Thanks So Much c:

Answer 13

np ^^
anytime