Question

Which polynomial is a perfect square trinomial?

9x2 − 12x + 4

36b2 − 24b + 16

16x2 − 24x − 9

4a2 − 10a − 25

Answer 1

a^2 + 2ab+b^2

Answer 2

\(a^2 + 2ab + b^2\)

Answer 3

iF U don't know why then please ask............

\(:)\)

Answer 4

That isn't one of the choices

Answer 5

That is only a hint.............

compare this with ur choices

Answer 6

But none of them even look like that

Answer 7

U can compare to the other form that is

\(a^2 - 2ab + b^2\)

Answer 8

none of the choices have that form

Answer 9

alright, let's work on this

Answer 10

let's try to factor this
9x2 − 12x + 4

Answer 11

(3x 2 ) (3x 2 )
choose sign so you can put -12 in middle