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Worksheets

JAN 22, 2021

Total questions: 10

Worksheet time: 50mins

Name
Class
Date
1.

 log 5x = log (2x+9)\log\ 5x\ =\ \log\ \left(2x+9\right)  

(a)  

2.

 log (104x)=log (103x)\log\ \left(10-4x\right)=\log\ \left(10-3x\right)  

(a)  

3.

 2log72r=02\log_7-2r=0  

(a)  

4.

 log (4k5)=log(2k1)\log\ \left(4k-5\right)=\log\left(2k-1\right)  

(a)  

5.

 logm+2=4\log-m+2=4  

(a)  

6.

 log5(x3)>1\log_5\left(x-3\right)>1  



(a)  

7.

 log6(2x+7)<10\log_6\left(2x+7\right)<10  

(a)  

8.

 log15(5x1)0\log_{\frac{1}{5}}\left(5x-1\right)\ge0  

a)

(0.2,0.4]

b)

[0.2,0.4)

c)

(0.2,0.4)

d)

[0.2,0.4]

9.

 log5(3x1)<1\log_5\left(3x-1\right)<1  

(a)  

10.

 log27 log22x >2\log_27\ -\log_22x\ >2  

(a)