How many unit tiles need to be added to the expression x2 + 4x + 3 in order to form a perfect square trinomial?

We need to add 1.

Step-by-step explanation:

The given expression is :

We have to add 1 to the expression.

This makes it :

And its factor will be

or we can write as :

Therefore, we should add 1 unit tiles to the given expression in order to form a perfect square trinomial.

the answer is somewhere there guys it really . there im just not gonna answer

step-by-step explanation:

but i'm guessing ur first option tho

5+2x=a

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