Quadratic Relations 2.3 - Solving Quadratic Equations Day 3: Solve by Factoring Tuesday, January 05, 20161Day 2 - Solve by Factoring.

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Presentation transcript:

Quadratic Relations Solving Quadratic Equations Day 3: Solve by Factoring Tuesday, January 05, 20161Day 2 - Solve by Factoring

Homework questions: a 2 =25 g 2 =49/81 Tuesday, January 05, 20162Day 2 - Solve by Factoring

We often see quadratic equations of the form: ax 2 +bx+c Example: Solve for x: Tuesday, January 05, 20163Day 2 - Solve by Factoring If we multiply 2 numbers and the answer is 0 what must one of the numbers be?

Example 2: Tuesday, January 05, 20164Day 2 - Solve by Factoring

Try: Tuesday, January 05, 20165Day 2 - Solve by Factoring We need to factor this equation to solve for x. Check your answer.

Try: Tuesday, January 05, 20166Day 1 - Solve by GraphingTuesday, January 05, 20166Day 2 - Solve by Factoring

Try: Tuesday, January 05, 20167Day 1 - Solve by GraphingTuesday, January 05, 20167Day 2 - Solve by Factoring

Homework: Sheet for practicing solving by isolating the variable. (282) 1a,c,g, 2a, 3a, 4-8 (every odd one) Tuesday, January 05, 20168Day 2 - Solve by Factoring