Warm up1. Factor

2. Find an expression for one side of a square if the Area is x2 + 12x + 36.

a) x2 + 2x - 24

b) x2 + x - 30

EOCT Practice

Question of the Day

CCGPS GeometryDay 46

UNIT QUESTION: How are real life scenarios represented by quadratic functions?

Today’s Question:How do we factor a quadratic when a is not 1?Standard: MCC9-12.A.SSE.3a

Last Term POSITIVE

x2 + 9x + 14

For polynomials, how is factoring related to multiplying?

( )( )x x +

2+ 7

x2 + 9x + 14

2x2 +11x + 15

For polynomials, how is factoring related to multiplying?

( )( )2x x +

3+ 5

2x2 +11x + 15

3x2 -23x + 14

For polynomials, how is factoring related to multiplying?

( )( )3x x - 7- 2

3x2 -23x + 14

2x2 – 5x + 3

For polynomials, how is factoring related to multiplying?

( )( )2x x – 1

– 3

2x2 – 5x + 3

5x2 + 11x + 2

For polynomials, how is factoring related to multiplying?

( )( )5x x +

2+ 1

5x2 + 11x + 2

6x2 – 11x + 3

For polynomials, how is factoring related to multiplying?

( )( )2x 3x– 1– 3

6x2 – 11x + 3

2x2 – 7x + 5

For polynomials, how is factoring related to multiplying?

( )( )2x x – 1– 5

2x2 – 7x + 5

3x2 – 8x + 4

For polynomials, how is factoring related to multiplying?

2x2 – 11x + 9

(3x – 2)(x – 2)

(2x – 9)(x – 1)

Sometimes you can

factor out a GCF 1st!

14x2 – 32x + 18

For polynomials, how is factoring related to multiplying?

2( )( )7x x – 1

– 9

2(7x2 – 16x + 9)

2y2 – 17y + 35

For polynomials, how is factoring related to multiplying?

6x2 – 21x + 15

(2y – 7)(y – 5)

3(x – 1)(2x – 5)

4x2 – 15x + 9

For polynomials, how is factoring related to multiplying?

3x2 + 17x + 20

(4x – 3)(x – 3)

(3x + 5)(x + 4)

7x2 – 45x + 18

For polynomials, how is factoring related to multiplying?

4x2 - 22x + 10

(7x - 3)(x – 6)

2(2x - 1)(x - 5)