Algebra T3 Today: 10.2 Check Up 10.3 Instruction Break - Logic Finish 10.3 Practice Everything that is done in the world is done by hope. Martin Luther.

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Presentation transcript:

Algebra T3 Today: 10.2 Check Up 10.3 Instruction Break - Logic Finish 10.3 Practice Everything that is done in the world is done by hope. Martin Luther

Assignment: 10.2 p588 #19-47 odd Optimism is the faith that leads to achievement. Nothing can be done without hope and confidence. Helen Keller Algebra T3

10.3 Special Products of Polynomials Objectives: 1.Multiply using the square of a binomials pattern 2.Multiply using the sum and difference pattern Vocabulary: above

Multiply: 2x · 3x 2

Multiply: 4x 2 · 5x 3

Multiply: 7z 2 · 5z 3

Multiply: -x 2 · 3x

Multiply: 12x 2 · -4x 4

Multiply: 3y 2 · 7y 4

Multiply: 5a 2 · 3b 3

Multiply: -5x 2 · 5x 4

Multiply: -3x 2 + 5x 2

Multiply: -30w 2 · 51w 25

Multiply: 5x 3 y 7 · 8x 2 y 3

Multiply: (x + 3)(x - 3)

Multiply: (x + 5)(x - 5)

Multiply: (x + 7)(x - 7)

Multiply: (x - 10)(x + 10)

Multiply: (2x - 10)(2x + 10)

Multiply: (5x - 6)(5x + 6)

Sum difference pattern: (a + b)(a - b) = a 2 - b 2

Multiply: (x )(x )

Multiply: (x )(x )

Multiply: (2x 2 - 5)(2x 2 + 5)

Multiply: (8x 2 + 7)(8x 2 - 7)

Multiply: (3x )(3x )

Multiply: (20x y) (20x 30 – 15y)

Multiply: (x + 2) 2 (x + 2)(x + 2)

Multiply: (x + 10)(x + 10)

Multiply: (x + 3)(x + 3)

Multiply: (2x + 3)(2x + 3)

Sum difference pattern: (a + b) 2 = a 2 + 2ab + b 2

Multiply: (5x + 7)(5x + 7)

Multiply: (3x 2 + 8)

Multiply: (5x 2 + 4) 2

Multiply: (x - 4)

Multiply: (x - 5)

Multiply: (2x - 7)

Multiply: (3x - 4)

Sum difference pattern: (a – b) 2 = a 2 – 2ab + b 2

Multiply: (9x - 12)

Multiply: (2x 2 – 3y) 2

Multiply: (5x 4 – 3x 2 ) 2

Multiplication Patterns: (a + b)(a - b) = a 2 - b 2 (a + b) 2 = a 2 + 2ab + b 2 (a – b) 2 = a 2 – 2ab + b 2

Assignment: 10.3 p593 #15-38 – write original problem Algebra T3 Everything that is done in the world is done by hope. Martin Luther