1. Find the derivative of the following: [3 marks each]

a.  

How to solve precalculus problems?

Logarithmic Equations. Solve the logarithmic equation for

Solve by using the Laws of logarithms and solve for.

Convert log into exponential form and isolate:

Solving an Equation in Different Ways We have learned several different ways to solve an equation in this section. Some equations can be tackled by more than one method. For example, the equation =0 is of quadric type. We can solve it by letting and , and factoring. Or we could solve for , square each side, and then solve the resulting quadric equation. Solve the following equations using both methods indicated, and show that you get the same final answers.

quadratic type; solve for the radical, and square.