See photo for solution and mark me as brainliest if you think i helped!
Edit: I just typed out a whole paragraph and realized it was wrong. I am sorry but I cannot help you. I'm just going to wait for a moderator to remove this. Again, very sorry.
Answer:
wuuuut do u meann
Step-by-step explanation:
The perfect square trinomial will be , Expression 2 and 4 are correct.
<h3>What are trinomials?</h3>
A mathematical expression with three terms or three monomials is called a trinomial. Polynomials having only three terms are known as trinomials.
The second and fourth expression seems to be the perfect square let's check it.
Expression 2;
Expression 4;
Hence the perfect square trinomial will be , .Expressions 2 and 4 are correct.
To learn more about the trinomials refer to the link;
https://brainly.in/question/8498839
17/12 or in mixed number form it would be 1 5/12