Question

4x^2 + 12x + 9

Answer 1

by some miracle this a perfect square, factors as
\[(2x+3)^2\]

Answer 2

ok what about this then its a similar problem

25x^2 -20x - 4

Answer 3

not a perfect square

Answer 4

it looks almost like one but the \(-4\) at the end throws it off

Answer 5

this one does not factor

Answer 6

wait so it cant be a negative? at the end?

Answer 7

ever?

Answer 8

not is it is going to be a "perfect square"

Answer 9

what does the perfect square consist of then?

Answer 10

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

Answer 11

now \(2ab\) can be negative, but \(a^2\) and \(b^2\) cannot be negative on account of they are squares

Answer 12

got it thanks

Answer 13

yw