Question

Which of the trinomials below is a perfect square of a binomial?

Answer 1

Given:

Different squares equation are given

Required:

Which statement is true

Step-by-step explanation:

`\begin{gathered} 16x^2-40x+25 \\ \\ (4x)^2-4*5*2x+(5)^2 \\ \\ (4x-5)^2 \end{gathered}`
`\begin{gathered} 9x^2-15x+25 \\ sorry\text{ factor cannot be possible of this term} \end{gathered}`

Required answer:

Option a