Math, asked by barotritesh473, 9 months ago

The value of log10 75 + log10 28 – log10 21 is .........​

Answers

Answered by wiloiamlin11
1

Answer:

Step-by-step explanation:

Since the bases of all the terms is same, we can us log  

a

​  

b+log  

a

​  

c=log  

a

​  

bc and log  

a

​  

b−log  

a

​  

c=log  

a

​  

 

c

b

​  

 

∴log  

10

​  

75+log  

10

​  

28−log  

10

​  

21 =log  

10

​  

 

21

75×28

​  

 

=log  

10

​  

100

=log  

10

​  

10  

2

 

=2

Answered by vermamonick
1

Answer:

sorry for bad handwriting, mark as brainliest

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