1. Warm UP-1/22/13 45, 47, 49 Length = 12 and width = 20 x > 4
The sum of 3 consecutive odd integers is Find the 3 numbers.
The width of a rectangle is 8 inches more than the length. The perimeter is 64. Find the length and width of the rectangle.
Twice a number added to seven is greater than fifteen. Find the smallest number that satisfies this inequality.
45, 47, 49
Length = 12 and width = 20
x > 4

2. More Warm Up (exponent rules)

3. CCGPS Coordinate Algebra Day 10 (1-22-13)
UNIT QUESTION: Why is it important to understand the relationship between quantities?
Standard: MCC9-12.N.Q.1-3, MCC9-12.A.SSE.1, MCC9-12.A.CED.1-4
Today’s Question:
How do I solve an exponential equation algebraically?
Standard: MCC9-12.A.CED.1

4. Graphing Exponential Equations

5. Solving Exponential Equations

6. Solving Exponential Equations
Step 1 – Isolate the base. Step 2 – Write both sides of the equation as exponential expressions with like bases. Step 3 – Set the exponents equal to each other. Step 4 – Solve for the unknown.

7. x = 8
x > 4

8. x = 10
x = 2

9. x = 1/5
x = - 6

10. x = 1
x = 2/5

11. Homework
Practice Worksheet