Answer: no solutions
Step-by-step explanation:
Let's take a look at a perfect square trinomial.

We can distribute this expression to get

.
An important relation to recognize here is that the constant is the square of half of the x value.
Now, if we wanted to add a number to

to make a perfect square trinomial, we could have the value of x and then square it.
Half of 16 is 8, and 8 squared is
Answer:
awwwww
Step-by-step explanation:
Cool!
Answer:
4.6
Step-by-step explanation:
The net change is found by subtracting the starting number from the change. 2.2 minus -2.4 is 4.6. If this is wrong I apologise.