2-4-3

Function Calculations

kLogarithmic Functions (log, ln) and Exponential Functions (e, ^, k )

Problem

Use this keyboard:

 

 

 

 

Operation

 

 

 

 

 

 

 

 

 

mth

abc

cat

2D

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

log1.23 (log101.23) =

 

Func

l

1.23 wor

 

0.08990511144

 

 

 

 

)V10 e 1.23 w

ln90 (loge90) = 4.49980967

 

Func

I

90 wor

 

 

 

 

 

 

)V0ne

 

 

 

 

 

 

e 90 w

 

 

 

 

 

 

 

 

 

 

 

log39 = 2

 

Func

l

3 ,9 wor

 

 

 

 

 

 

)V3 e 9 w

 

101.23 = 16.98243652

MATH

Cmd

10 {1.23 w

 

 

 

 

 

 

 

 

 

 

 

e4.5 = 90.0171313

MATH

Func

e

4.5 wor

 

 

 

 

 

 

)Q4.5 w

 

(–3)4= (–3) ⋅ (–3) ⋅ (–3) ⋅

MATH

Cmd

(-3){4 w

 

(–3) = 81

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

–34= – (3 ⋅ 3 ⋅ 3 ⋅ 3) = –81

MATH

Cmd

-3 {4 w

 

 

 

 

 

 

 

 

 

 

 

1

MATH

Cmd

123 {(1 /7 wor

7 123 (= 123 7 )

—

 

 

 

 

 

 

 

 

 

= 1.988647795

 

 

 

 

)%7 e 123 w

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2 + 3 ⋅ 3 64 – 4 = 10

MATH

Cmd

2 +3 *64 {(1

/

 

 

 

 

 

3 )-4 wor )

2 +

 

 

 

 

 

3 *%3 e 64 e-4 w

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Can be omitted.

 

 

 

 

 

 

 

 

 

 

 

Tip

• ^ and have a higher calculation priority sequence than ⋅ and ÷.

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