Question

solve x^2 -4x +4 = 0

Answer 1

how would you start?

Answer 2

-2
2
-2 or 2
0

Answer 3

i think its the third option

Answer 4

can you factor it?

Answer 5

I have already worked it out..
and got (x-2)^2 = 0

Answer 6

@jeremyggg

Answer 7

so, what number makes that true? theres your answer!

Answer 8

Well thats where i need help haha

Answer 9

is it 2?

Answer 10

if you tried -2 you'd get (-2-2)^2= (-4)^2 = 16. 16 does not = 0