Math 51 6.5 – Quadratic Equations and Applications 1.

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Presentation transcript:

Math – Quadratic Equations and Applications 1

2

3 quadratic equation

4 standard form

5 Quadratic Equations

6 zero-product principle

7 Quadratic Equations zero-product principle

8 Quadratic Equations zero-product principle

9 Quadratic Equations

10 Quadratic Equations

11 Quadratic Equations

12 Quadratic Equations

13 Quadratic Equations

14 Quadratic Equations

15 Polynomial Equations

Ex 4. A right triangle has one leg that is 3 m shorter than the other leg. The triangle has an area of 54 m 2. Find the lengths of the legs. 16

Ex 5. The product of the second and third of three consecutive integers is 2 more than 7 times the first integer. Find the integers. 17

18 Pythagorean Theorem

Ex 6. A guy wire runs from the top of a telephone pole to the ground. The length of the wire is 1 foot greater than the height of the pole. The distance from the base of the pole to the stake that holds the wire in the ground is 1 foot less than the height of the pole. What is the length of the wire? 19 Pythagorean Theorem

20