we are given
trinomial as

now, we can factor it



so, option-C and D ..............Answer
Because if you multiply 2 different irrational numbers (like the following)

You will get an irrational answer.
BUT
if you multiply the same square root (which are both irrational, you get a rational number)
It is a cluster from $1.00 to $7.00 and had no gaps
Answer:
4. is 6.6
Step-by-step explanation:
I hope this helps
Let "radical 2" be represented by "r."
Then you are to simplify 4r + 7r - 3r. This comes out to 11r - 3r = 8r.
The answer is 8 radical 2.