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differentiate ln( x^2 )

ln is the natural log. The thing to remember with differentiating natural log is the simple formula U'/U. The U is whatever is in the brackets. This means we differentiate X^2 and divide it by X^2. X^2 diffe...
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Answered by Edward T. • Maths tutor
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What is the difference between potential energy and potential?

Potential is the potential energy per unit at a certain location. For example in a electric field the electric potential energy depends on both the location of the charge in the field and the charge we are c...
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Answered by Edward T. • Physics tutor
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What are the main similarities and differences between DNA and RNA?

-DNA and RNA are very similar in their molecular structure. Both of them are formed by smaller units called nucleotides. A nucleotide is composed by 3 parts: a sugar group, a phosphate group and a nitrogenou...
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Answered by Hossain D. • Biology tutor
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Find dy/dx where y= x^3(sin(x))

To differentiate y, we must used the product rule.The product rule is d/dx [f(x)g(x)] = f'(x)g(x) + g'(x)f(x)So here, we let f(x)= x^3 and g(x)= sin(x)Then, f'(x)= 3x^2 and g'(x) = cos(x)Then substituting th...
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Answered by Kajal C. • Maths tutor
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How do I translate the sentence "I played football in the park with my friends."

The direct translation of this sentence would be; "J'ai joué le foot dans le parc avec mes amis."Translating this sentence isn't as easy as it first appears, as there are many specific details that...
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Answered by Nadine M. • French tutor
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