1. the square root principal and completing the square
Class Notes 11.1
Solve quadratics with
the square root principal and completing the square

2. Section 11.1 Chapter 11 Quadratic Functions
Let’s work Exercise #19 from Section 5.1

3. Section 11.1 Exercise #7 Chapter 11 Quadratic Functions
Let’s work Exercise #19 from Section 5.1

4. Solve the equation using the square root property.or or
Let’s work Exercise #19 from Section 5.1

5. Section 11.1 Exercise #11 Chapter 11 Quadratic Functions
Let’s work Exercise #19 from Section 5.1

6. Solve the equation using the square root property.
Let’s work Exercise #19 from Section 5.1

7. Section 11.1 Exercise #21 Chapter 11 Quadratic Functions
Let’s work Exercise #19 from Section 5.1

8. The amount of money, A, in an account with an interest rate, r, compounded annually is given by
Let’s work Exercise #19 from Section 5.1

10. or
Not possible.

12. or
Not possible.

15. or
Not possible.

16. Section 11.1 Exercise #25 Chapter 11 Quadratic Functions
Let’s work Exercise #19 from Section 5.1

17. Find the value of k so that the expression is a perfect square trinomial. Then factor the trinomial.
Let’s work Exercise #19 from Section 5.1

18. Find the value of k so that the expression is a perfect square trinomial. Then factor the trinomial.
Let’s work Exercise #19 from Section 5.1

19. Section 11.1 Exercise #41 Chapter 11 Quadratic Functions
Let’s work Exercise #19 from Section 5.1

20. Solve the quadratic equation by completing the square and applying the square root property.
Let’s work Exercise #19 from Section 5.1

22. Section 11.1 Exercise #51 Chapter 11 Quadratic Functions
Let’s work Exercise #19 from Section 5.1

23. Solve for the indicated variable.
Let’s work Exercise #19 from Section 5.1