Question

What number should be added to the expression x2 + 2x to change it into a perfect square trinomial?
(Points : 1)
1
2
3
4

Answer 1

HI!!

Answer 2

Hii!!! :)

Answer 3

two steps
a) what is half of 2?

Answer 4

1?

Answer 5

lol not 1? but 1!

Answer 6

b) what is \(1^2\)?

Answer 7

?

Answer 8

Uhm.....Is it 2? lol

Answer 9

no

Answer 10

\[1^2=1\times 1=?\]

Answer 11

1\[1^{2}\]

Answer 12

@misty1212 Sorry Im lagging bad

Answer 13

yea it is 1

Answer 14

that is your answer

Answer 15

oh o: Wow is it that easy?

Answer 16

lol all math is easy when you know what to do

Answer 17

Yay thank you! :) I will medal and fan you :)

Answer 18

\[\color\magenta\heartsuit\]