Easy logaritm

Algebra Level 1

log ⁡ 1 0 20 = ? \large\log { 10^{20}} = \ ?

Note: log ⁡ ( x ) \log(x) represents the base-10 logarithm.

19 21 17 20

Natan Mendes by Natan Mendes , 26, Brazil

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2 solutions

Rama Devi
Aug 30, 2015

l o g 10 1 0 20 = 20 l o g 10 10 = 20 ∗ 1 = 20. log_{10}10^{20} = 20log_{10}10 = 20 *1 = 20.

2 Helpful 0 Interesting 0 Brilliant 0 Confused
Saubia Ansari
Jul 9, 2015

l o g 10 log_{10} 1 0 20 10^{20}

=20 l o g 10 log_{10} 10

= 20 × 1 20\times{1}

=20

2 Helpful 0 Interesting 0 Brilliant 0 Confused

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