Question

perform the indicated operation and simplify (3m-2)^2

Answer 1

the book saids its 9m^2-12m+4

Answer 2

but why bc i got somthing diff

Answer 3

are you missing something? because nothing there to simplify ..the answer is right

Answer 4

i guess i am the answer i got was 9m^2+4

Answer 5

where did the 12 come from ? thats what im trying to understand

Answer 6

your answer is not correct...remmember this formula :

\[(a+b)^{2} = a^{2} + 2ab + b^{2}\]

apply this formula to your problem and see what you get again/

Answer 7

oh wow i got the answer!

Answer 8

enjoy :)