Example 1: log216 = 4, log16 = 1.204119983

b

l2,16)E

l16)E

Base 10 (common logarithm) is assumed when no base is specified.

B

z – {MATH}c7(logab) 2e16E

Example 2: ln 90 (= loge 90) = 4.49980967

b

i90)E

k Power Functions and Power Root Functions

x2, x–1, ^(, '(, 3'(, x'(

A Syntax and Input

 

{n}

x2............................... {n}2

(Square)

 

 

 

 

 

 

 

{n} x–1 .............................

{n}–1

(Reciprocal)

 

 

 

 

{m}{n}

 

 

{(m)}^({n}).......................

(Power)

 

..........................'({n})

(Square Root)

 

3'({n}) .........................

3 {n}

(Cube Root)

 

 

 

 

 

 

 

 

({m})x'({n}) ..................

{m} {n}

(Power Root)

 

 

 

 

 

 

 

Example 1: ('2 + 1) ('2 – 1) = 1, (1 + 1)2+2 = 16

b

(!2)+1) (!2)-1)E

E-42