Delta FX 300 manual Key Example Shift 27 = To find a root

FX 300 MS Training guide

Powers/Square Roots/Cube Root, nth roots

To square a number:Use the [x2] key

Example: [5] [x2] [=] 25

To cube a number:	Use the [x3] key
	Example:	[3] [x3] [=] 27
To raise a number to a power	Use the [∧] key
(other than 2 or 3):	Example:	[2] [∧] [4] = 16
To find a square root:	Use the [		] key
	Example: [		] [25] [=] 5
To find a cube root:	Use the [ 3		] key
	Example: [SHIFT] [ 3			] [27] [=] 3
To find a root	Use the [ x		] key
(other than square or cube root): Example:		[4] [SHIFT]		[ x ] [81] = 3
To find a reciprocal:	Use the [x-1] key
	Example:		[5] [x-1] [=]	.2

Note: Press [a b/c] and the display will change to 1/5.

Probability Calculations/ Random Number/ Factorials

Permutations	A permutation is a selection of objects in which the order of the
	objects matters.
	Example: To determine the possible number of different
	arrangements using 4 items selected from 10 items.
	[10] [SHIFT] [nPr] [4] [=] 5040
Combinations	A combination is a selection of objects from a collection and order
	is irrelevant.
	Example: To determine the number of different combinations of 4
	items selected from 10 items
	[10] [nCr] [4] [=] 210
Factorials	To calculate a factorial, use [SHIFT] [x!]
Random Number	To generate a random number between 0 and 1,
	press [SHIFT] [Ran#] [=]

5

References the Casio FX-300 MS User’s Guide Casio FX-300MS Scientific calculator