PART 5: Functions

Part 5: the scientific functions. Trigonometry, logarithms, powers and roots, coordinates, factorials, random numbers, combinations and more.

▶ Watch this step in the video (24:47)

π and e
Sine and inverse sine, in degrees
The hyp menu
An angle in another unit
e to a power, and the natural logarithm
Logarithms in base 10 and in any base
Powers and reciprocals
Roots
Two ways to give a point
Rectangular → polar
The same in linear display
Polar → rectangular
Rectangular → polar, third quadrant
Polar → rectangular, θ = 235°
Polar → rectangular, θ = −110°
Factorial
Absolute value
Random numbers
Choosing 4 people from a group of 10
A real lottery: 6 balls out of 49
How many different draws are there?
Your chance of winning
Rnd: calculate with the rounded value
Greatest common divisor and least common multiple
Int and Intg