Using calculator TINSpire CX to calculate binomial coefficients



To get the value of the binomial coefficient, in the new calculator scratchpad

  1. click calculate
  2. select menu
  3. choose the 5th option probability
  4. select the 3rd option: combination

finally, we see nCr () appear on the page
to calculate 7C3, let's type 7,3  inside the bracket
nCr(7,3) then we click enter
we will have the answer of 35. 

For another example, we type ncr(12,5)
click enter we get the answer of 792