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The 3rd term of
is
.
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Mind Expander
To find the 3rd term of
, we use the Binomial theorem, which states that the
-th term in the expansion of
is given by
. Here,
,
, and
.
For the 3rd term, set
:
Calculating
:
So, the 3rd term of
is
.
Now, looking at the fractions given:
- For
, simplifying gives . - For
, simplifying gives and , resulting in .
These calculations show how simplifications and term extractions can relate to the original polynomial expansion.math to terminology.