<span>4x(5y-x)-5y(4x-y)=20xy-4x^2-20yx+5y^2=-4x^2+5y^2=5y^2-4x^2</span>
The logarithm base 10 of the number 10 is 1
<h3>How to solve logarithm ?</h3>
We have to find logarithm base 10 of number 10.
Therefore, using logarithm rule
logₐ a = 1
Hence,
log₁₀ 10 = 1
Therefore, logarithm base 10 of the number 10 is 1
learn more on logarithm here: brainly.com/question/13594713
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Answer:
Hi there!
<h2>Find the GCF of 40 and 120</h2>
- The GCF of 40 and 120 is 40
40 ÷ 40 = 1
120 ÷ 40 = 3
<h3>Hope its help!</h3>