Name:__________ warm-up 8-6

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Presentation transcript:

Name:__________ warm-up 8-6 Use the Distributive Property to factor 20x2y + 15xy. Use the Distributive Property to factor 3r2t + 6rt – 7r – 14. Solve (4d – 3)(d + 6) = 0 Solve 5y2 = 6y

The height h of a ball thrown upward at a speed of 24 feet per second can be modeled by h = 24t – 16t2, where t is time in seconds. How long will this ball remain in the air before bouncing? Simplify (5y2 – 3y)(4y2 + 7y – 8) using the Distributive Property.

Details of the Day EQ: When could a non-linear function be used to represent a real world situation? I will be able to… Factor trinomials of the form x2 + bx + c. Solve equations of the form x2 + bx + c = 0. Activities: Warm-up Review homework Notes: 8-6 solving quadratic equations Quiz 8-1 & 8-2 Factoring puzzle Class work/ HW Vocabulary: quadratic equation .

Quadratic equations Factoring *** Factoring *** Factoring *** Factoring *** Factoring *** Factoring ***Quadratic Equations Factoring *** Factoring *** Factoring *** Factoring ***

A Quick Review Use the Distributive Property to factor 20x2y + 15xy. Use the Distributive Property to factor 3r2t + 6rt – 7r – 14. Solve (4d – 3)(d + 6) = 0 Solve 5y2 = 6y

A Quick Review The height h of a ball thrown upward at a speed of 24 feet per second can be modeled by h = 24t – 16t2, where t is time in seconds. How long will this ball remain in the air before bouncing? Simplify (5y2 – 3y)(4y2 + 7y – 8) using the Distributive Property.

Notes and examples Factor x2 + 7x + 12.

Notes and examples Factor x2 + 3x + 2 Factor x2 – 12x + 27

Notes and examples A. Factor x2 + 3x – 18. Factor x2 – x – 20

Notes and examples Solve x2 + 2x = 15. Check your solution

Notes and examples PHOTOGRAPHY Adina has a 4 × 6 photograph. She wants to enlarge the photograph by increasing the length and width by the same amount. What dimensions of the enlarged photograph will produce an area twice the area of the original photograph?

Notes and examples

Notes and examples