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Honors Precalculus. Day 3 Section 4.3. The inverse of an exponential function. Domain: Range: V.A. at x = 0 Passes through (1,0) and (a,1). Logarithmic Functions. a is the base. Range of an exponential function. Domain of an exponential function. Exp function. Log function.
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Honors Precalculus Day 3 Section 4.3 Perkins
The inverse of an exponential function. Domain: Range: V.A. at x = 0 Passes through (1,0) and (a,1) Logarithmic Functions a is the base Range of an exponential function. Domain of an exponential function. Exp function Log function Key to converting is to start with the base. Common Log Natural Log
1. Convert to a log function. 3. Find the exact value of 2. Convert to an exp function. 4. Find the domain of We can’t take the log of a negative. Parabola opening upward with zeros at 1 and -1. Will be above zero for the x-values outside its x-intercepts.
Graph 5. Solve. 7. 6. 8.
Honors Precalculus Day 3 Section 4.3 Perkins
Domain: Range: Logarithmic Functions
1. Convert to a log function. 3. Find the exact value of 2. Convert to an exp function. 4. Find the domain of
Graph 5. Solve. 7. 6. 8.