Which of the following is not a perfect square trinomial?

A.
81 + 18y + y^2

B.
100 – 20y + y^2

C.
144 + 24y + y^2

D.
121 + 11y + y^2

Question

Which of the following is not a perfect square trinomial?
 
 A.
81 + 18y + y^2
 
 B.
100 – 20y + y^2
 
 C.
144 + 24y + y^2
 
 D.
121 + 11y + y^2

anonymous · Answer

@agent0smith @mathstudent55 @LadyKatsaTheGraceling @Nurali

the_fizicx99 · Answer

d

nurali · Answer

i think 121 +11y +y^2 = y^2 +11y +121 = *** does not factor ****

the_fizicx99 · Answer

It comes in the form of (a-b)^2 = a^2 - 2(a)(b) + b^2

anonymous · Answer

thanks :) @Nurali @tHe_FiZiCx99

the_fizicx99 · Answer

yw

nurali · Answer

Anytime.

anonymous · Answer

I have another one kind of similar to the other one if you can help me with that??

the_fizicx99 · Answer

Sure

anonymous · Answer

okay
Factor. 
 
        m^2 + 12m + 36
 
 
 A.
Cannot be factored
 
 B.
(m + 36)^2
 
 C.
(m – 6)^2
 
 D.
(m + 6)^2

the_fizicx99 · Answer

Going with D

anonymous · Answer

wow cool thanks :) I might have one more?

the_fizicx99 · Answer

Have to get off :/ gl

anonymous · Answer

haha it's ok I didn't end up having another one anyways, but thanks!! :)