### Day 26 - Perfect Squares - 09.23.14

 Bell RingerRemediation Request FormFind the GCF of 15x2y and 45xy2.5xy3*5*x*y515xynone of the aboveFactor 2x2 - 3xz - 2xy + 3yz.x(2x - 3z) - y(2x - 3z)x(2x - 3z) - y(2x + 3z)(x - y)(2x - 3z)(2x2 - 3xz) + (-2xy + 3yz)none of the aboveSolve by factoring a2 - 3a - 4 = 0.a = 1, -4a = -1, -4a = -1, 4a = 1, 4none of the aboveFactor 12x2 + 22x - 14.(2x  + 1)(3x + 7)(2x  - 1)(3x - 7)(2x  - 1)(3x + 7)(2x  + 1)(3x - 7)none of the aboveSolve by factoring: 12x2 + 22x - 14 = 0.x = ½ and -7/3x = -½ and 7/3x = -½ and -7/3x = ½ and 7/3none of the aboveReviewMonomialsPolynomialsAdding/Subtracting PolynomialsMultiplying Polynomials by MonomialsMultiplying Polynomials by PolynomialsSpecial ProductsIntro to FactoringFactoring x2 + bx + cFactoring ax2 + bx + cLessonCheckpoint Sheets ProtocolFactoring Differences of SquaresConceptsa2 - b2 = (a + b)(a - b)Factoring Out a Common FactorGrouping Term with Common FactorsSection 9-5Practice #5-9 (odds)Checkpoint 1 - #8, 10Practice #11, 13Checkpoint 2 - #12, 14Practice #17-33 (odds)Checkpoint 3 - #18, 30, 32Practice #35-45Checkpoint 4 - #38, 42, 44Perfect Squares and FactoringConceptsPerfect Square TrinomialsSquare Root PropertySection 9-6Practice #7-11Checkpoint 1 - #8, 10Practice #13, 15Checkpoint 2 - #12, 14Practice #23Checkpoint 3 - #24Practice #25-39Checkpoint 4 - #36, 38, 40Practice #43-53Checkpoint 5 - #48, 50, 52Exit TicketPosted on the board at the end of the block Lesson Objective(s)How can expressions of the form ax^2 + bx + c be factored?Standard(s)Mathematical Practice(s)#1 - Make sense of problems and persevere in solving them#2 - Reason abstractly and quantitatively#3 - Construct viable arguments and critique the reasoning of others#6 - Attend to precision#7 - Look for and make use of structure