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If y = 2^x, find dy/dx

Q: If y = 2^x, find dy/dx. ANSWER: 1) Take Logs of both sides of our equation y = 2^x So we get: log(y)=log(2^x) 2) Apply relevant log rule to rhs: Log rule: log(a^b) = b . log(a) [nb: the dot between b and ...
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Answered by Bav M. • Maths tutor
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What is an ionic bond?

An ionic bond is an electrostatic interaction between a cation(positive) and an anion(negative). These bonds are formed when a metal forms a compound with a non-metal. Metals lose electrons and become cation...
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Answered by Olivia P. • Chemistry tutor
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What are the different stages of mitosis?

Mitosis is a type of cell division that results in genetically identical daughter cells and occurrs in many parts of the body helping with repair and replacement of cells. It is also used in asexual reproduc...
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Answered by Olivia P. • Biology tutor
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How do you find the mean of 5 values?

As a general rule of thumb, to find the mean of a given set of numbers: add up all the numbers youve been given and divide by the number of values you have. e.g. Find the mean of these values: 5, 10, 8, 9, 2...
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Answered by Olivia P. • Maths tutor
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What is the effect of temperature on K(equilibrium constant)?

For this question we need to consider the equation: ΔStotal = ΔSsystem - ΔH/T For and exothermic reaction, - ΔH/T is positive. Therefore, as T increases - ΔH/T becomes more negative, ΔStotal becomes less pos...
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Answered by Olivia P. • Chemistry tutor
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