Logaritme regler Flashcards

1c

1
Q

påminnelser

definer briggske logaritmen

A

lg10^a=a
10^lga=a

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

10^lg(a*b)

gjelder også
10^lga * 10^lgb
og
10^lga+lgb

A

a*b

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

1. logaritme regel

lg(a*b)

ln(a*b)

hva blir svaret?

A

= lg a + lg b
=ln a + ln b

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

2. logaritme regel

lg (a/b)

ln (a/b)

hva blir svaret

A

= lg a - lg b
= ln a - ln b

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

3. logaritme regel

lg a^b

hva blir svaret

A

=b * lg a

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly