• 60 likes • 199 Views
Lesson. Video. 8.5. “What are we trying to accomplish?”. Algebra 2 2013-14. Example by Mrs. G. Give It a Try. Lesson 8.5. Understand the logarithmic function as the inverse of the exponential function. Rewrite logarithmic equations as exponential equation.
E N D
Lesson Video 8.5 “What are we trying to accomplish?” Algebra 2 2013-14 Example by Mrs. G Give It a Try
Lesson 8.5 • Understand the logarithmic function as the inverse of the exponential function. • Rewrite logarithmic equations as exponential equation. • Evaluate logarithmic expressions with and without a calculator. Objective Video Example by Mrs. G Give It a Try
Video Virtual Nerd Objective Video Example by Mrs. G Give It a Try
Example by Mrs. G Logarithmic Equations • If x > 0 and 0 < b ≠ 1, then y = logb(x) iffby = x What does this mean? It means the logarithmic and the exponential are inverses of each other. y y x b x b = x y log = Click to continue. Objective Video Example by Mrs. G Give It a Try
Example by Mrs. G Rewriting Logarithmic to Exponential Read “log base 4 of 64 is 3” Identify base (b): 4 Identify exponent (y): 3 Rewrite as exponential: Is that true? Yes, therefore exponential form should be correct. Click to continue. Objective Video Example by Mrs. G Give It a Try
Give It a Try • Rewrite the logarithmic equation as an exponential equation. Bring your work and answer to our next class! Objective Video Example by Mrs. G Give It a Try