YouTube on MSNOpinion

Solving exponential equations by using the natural log

Learn how to solve exponential equations in base e. An exponential equation is an equation in which a variable occurs as an ...
YouTube on MSNOpinion

Solving an equation using the one to one property of exponents 5^(x+1) = 125^x

Learn how to solve exponential equations. An exponential equation is an equation in which a variable occurs as an exponent.
BBC

Solving logarithmic and exponential equationsSolving logarithmic and exponential equations

\({\log _a}a = 1\) (since \({a^1} = a\)) so \({\log _7}7 = 1\) \({\log _a}1 = 0\) (since \({a^0} = 1\)) so \({\log _{20}}1 = 0\) \({\log _a}p + {\log _a}q = {\log _a ...
BBC

Algebraic and trigonometric skills

A polynomial is an algebraic expression involving many terms and can be factorised using long division or synthetic division. Laws of logarithms and exponents Revise what logarithms are and how to use ...
Nature

How Populations Grow: The Exponential and Logistic Equations

What are the underlying principles of how populations change over time? Two basic principles are involved, the idea of exponential growth and its ultimate control. The basics of population ecology ...