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Alg. 2 Factoring Test Review. Addition/Subtraction (7x 3 - 3x 2 + 5x + 6) - (4x 3 - 7x + 3) = 3x 3 - 3x 2 + 12x + 3. Alg. 2 Factoring Test Review. Exponent Properties (4x 5 )(-2x -3 ) = -8x 2 (-2x 5 ) 3 = -8x 15 - 8x 3 y -2 - 16x -3 y 4 = x 6 /2y 6.
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Alg. 2 Factoring Test Review • Addition/Subtraction (7x3 - 3x2 + 5x + 6) - (4x3 - 7x + 3) = 3x3 - 3x2 + 12x + 3
Alg. 2 Factoring Test Review • Exponent Properties (4x5)(-2x-3) = -8x2 (-2x5)3 = -8x15 - 8x3y-2 - 16x-3y4 = x6/2y6
Alg. 2 Factoring Test Review • FOIL/Special Products (4x - 1)(6x + 5) = 24x2 + 14x - 5 (4h3 - 5x)(4h3 + 5x) = 16h6 - 25x2 (2xa - 7y)2 = 4x2a -28xay + 49y2
Alg. 2 Factoring Test Review • Binomial Expansion (5x + 2)2 = 25x2 + 20x + 4 (c - 6)3 = c3 - 18c2 + 108c - 216 (2x - 5y)3 = 8x3 - 60x2y + 150xy2 - 125y3
Alg. 2 Factoring Test Review • Factoring 6t4ux2 - 10t2u2x = 2t2ux(3t2x - 5u) x2 - 3x - 28 = (x - 7)(x + 4) 12x2 - x - 6 = (4x - 3)(3x + 2)
Alg. 2 Factoring Test Review • Factoring Special Products 16x2 - y2z2 = (4x - yz)(4x + yz) 25x2 - 90xy + 81y2 = (5x - 9y)2 x3 + 64y3 = (x + 4)(x2 - 4xy + 16y2)
Alg. 2 Factoring Test Review • Factoring Completely 25x2 - 25 = 25(x - 1)(x + 1) 42x2 + 77x - 70 = 7(3x - 2)(2x + 5) 3cx3 + 81c = 3c(x + 3)(x2 - 3x + 9)