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A way to write a series in short

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Pascal's triangle
Expanding a binomial (all terms)
Finding a particular term in binomial expansion.

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Fibonacci number
Exponential series
Trigonometric series

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Proof using mathmatical induction, start with n=1, then n=k and n=k+1

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Expand a series from sigma notation (plug in the first n value to the formula and keep increasing by 1).
Find a finite sum using calculator.
Find an infinite sum using formula  S=a1/(1-r)
Go from a series to the sigma notation.

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Expand a binomial
use the Pascal's triangle
Use the formula from binomial formula

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Exponential series
use Euler's formula or expand the series and calculate it
Trigonometric series
Expand the series.

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Series proof.
Divisibility proof.
Use 3 steps of induction.
Show n=1 works.
Assume n=k works.
Show n=k+1 works.

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A series can convert to sigma notation for multiple ways.

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Choose the wrong row

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On e^x problems, don't round along the way.

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use n=k and set it equal to n=k+1

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Get sigma on calculator for finite sums: Math button, then press Zero

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Use calculator to expand the binomial.

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i*pi is ln(-1)

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It dont need calculator