Question

HELP ME!! http://bamboodock.wacom.com/doodler/a32893d9-974c-4f3c-bcb4-2e3da5d507a2

Answer 1

help!!!

Answer 2

- take half of 4 and square it

-then add this to both sides

-write left side as perfect square

-solve for x

Answer 3

first step will look like x^2+2= 5?

Answer 4

almost...

x^2 +4x +4 = 1 +4

x^2 +4x +4 = 5

(x+2)^2 = 5

Answer 5

wait i am still lost..then what's the answer? the answer book says x=-2±√5

Answer 6

well yes you still have to get "x" by itself
i was showing the "completing the square" part

Answer 7

oh okay! so my next step will look like x+2=√5

Answer 8

right

Answer 9

and then it will be x=-2±√5

Answer 10

Ah thank you everyone:)