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Logarytmy

Total questions: 10

Worksheet time: 8mins

Name
Class
Date
1.

Jeśli a ∈ R+ - {1}

loga a =

a)

a

b)

1

c)

0

d)

a2

2.

log51 =

a)

10

b)

1

c)

5

d)

0

3.

log3 (9 : 27) =

a)

log3 9 + log3 27 =

b)

log3 9 : log3 27 =

c)

log3 9 - log3 27 =

d)

log3 9 ⋅ log3 27 =

4.

log2 (8 ⋅ 16) =

a)

log2 8 ⋅ log2 16 =

b)

log2 8 + log2 16 =

c)

log2 8 : log2 16 =

d)

log2 8 - log2 16 =

5.

log10010 =

a)

5

b)

10

c)

½

d)

2

6.

log1000 =

a)

5

b)

10

c)

100

d)

3

7.

Jeśli a ∈ R+ - {1}, r∈ R

loga ar =

a)

a

b)

x

c)

r

d)

a2

8.
log5+log20
a)
2
b)
-2
c)
1
d)
3
9.
log½16
a)
-4
b)
-2
c)
-16
d)
-1
10.
2log29
a)
9
b)
2
c)
4,5
d)
3