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First Term and Last Term
## Formula
For:
$$(a+b)^n$$
the first term is:
$$T_1=a^n$$
The last term is:
$$T_{n+1}=b^n$$
## Usage
- Used to identify the extreme terms of a binomial expansion quickly.
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First Term and Last Term
## Formula
For:
$$(a+b)^n$$
the first term is:
$$T_1=a^n$$
The last term is:
$$T_{n+1}=b^n$$
## Usage
- Used to identify the extreme terms of a binomial expansion quickly.
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