Recall the binomial theorem.

1. The binomial expansion of
is

Observe that


When we multiply these by
,
•
and
combine to make 
•
and
combine to make 
and the sum of these terms is

2. The binomial expansion is

We get the
term when
:

Sorry, this was the answer to the wrong question, I'm very sorry for the inconvenience.
Answer:
593 remainder 9
Step-by-step explanation:
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Step-by-step explanation:
You can also solve for d instead.
Answer 4.3
Step-by-step explanation:
gave up on delta math