Review Multiply (3b – 2)(2b – 3) Multiply (4t + 3)(4t + 3)

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Presentation transcript:

Review Multiply (3b – 2)(2b – 3) Multiply (4t + 3)(4t + 3)

10.3 Special Products of Polynomials

Notes Sum and difference pattern (a+b)(a-b) = a2 – b2 Ex: (5t – 2)(5t + 2) = 25t2 - 4 Square of binomial pattern (a+b)2 = a2 + 2ab + b2 Ex: (3n + 4)2 9n2 + 24n + 16 (a-b)2 = a2 – 2ab + b2 Ex: (2x – 7y)2 4x2 – 28xy +49y2

Write the product of the sum and difference - T (x + 2)(x - 2) (5 + c)(5 - c) (t + 3)(t – 3) (3x + 1)(3x – 1)

Write the product of the sum and difference - sT (x + 9)(x - 9) (7 + c)(7 - c) (2x + 7)(2x - 7) (5x + 3)(5x – 3)

Write the square of the binomial as a trinomial - t (x + 4)2 (2t + 3)2 (x – 5)2 (3y – 5)2

Write the square of the binomial as a trinomial - st (x + 8)2 (2m + 4)2 (2y + 9)2 (4m - 3)2

Wrap up Questions/Comments Ic: acuity “ Hw: text pg. 593, #’s: 16-42evens, 49, 50, 56, 57