Ch 6: Exponential and logarithmic Functions.
Ch 6: Exponential and logarithmic Functions.
Solving Exponential and Logarithmic Equations.
0:00 Introduction.
0:43 Exponential and Logarithmic Equations.
1:08 Solve 2^(x-1) = 2^(2x-4).
3:11 Solve 8^(x+2) = 16 ^(x+1).
5:01 Solve 2^5x = SQR (2).
5:35 Solve 3^(x+1) = -2, Applying the Natural Log to both sides: "ln".
7:29 Solve 5^(x+2) = 4^x.
11:09 Solving an Equation of the form Y = A e^(kt). 100 = 20 e^(2t).
12:51 Solving an Equation of the form Y = A e^(kt). 4 e^(2x) +5 = 12.
14:29 Extraneous Solutions.
16:09 Solving Exponential Functions in Quadratic Form. Example e^(2x) - e^(x) =56.
19:52 Solve e^(x) = -7. NO SOLUTION.
21:05 Using a Graph to understand the solution to a Logarithmic Equation. ln(x) = 3.
Exponential and Logarithmic Equations and the Change of Base Formula with Examples.
Exponential and Logarithmic Equations.
Properties of Logarithms and the Change of Base Formula with Examples.
Logarithmic Form to Exponential from and Exponential Form to Logarithmic Form Examples.