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evaluate without using tables

2006-06-21 01:25:19 · 5 answers · asked by ziyad 1 in Education & Reference Homework Help

5 answers

assuming that by log10 you mean log base 10, the answer is 2. Consider:
log 8 + log 25 + log 3 - log 18
log (8*25*3²/18)
log 100
2

2006-06-21 03:30:01 · answer #1 · answered by Pascal 7 · 0 0

log10 8+log10 25+2log10 3-log10 18
assuming log base 10

log( 8 + 25 + 3 )/ log18 =2

2006-06-21 10:37:48 · answer #2 · answered by Anonymous · 0 0

I can not understand what you mean when you type log(x)"space" "number".Do you mean log(x)*"number" or are they seperate problems to solve?

Anyway log10=1 and you do not have to use a table for that because this is the basis of log. Now I think it is easy to solve.

If you add some additional information I will be able to help you more.

2006-06-21 10:01:21 · answer #3 · answered by Gke 3 · 0 0

use a calculator

2006-06-21 08:29:19 · answer #4 · answered by Ivanhoe Fats 6 · 0 0

ask a math teacher. ;)

2006-06-21 08:28:24 · answer #5 · answered by Anry 7 · 0 0

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