Answer:
Jang wang ching chang hshahhsb
Answer: -66d-21 I think.
Step-by-step explanation:
9(-8d-7<u>)</u>+6(d+7)
-72d-63+6d+42 Distributive Property
-72d+6d+-63+42 Combine Like Terms
-66d-21 Answer
Answer:
It's irrational
Step-by-step explanation:
the square root of 27 is equal to:

We know that
is an irrational number (but a real number), so
is the same.
In case we need to prove that
is irrational, please leave a comment.