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Algebra 2 IB Summer Math Assignment ANSWER KEY Use Khan Academy as a resource for help. There are videos explaining the objectives in this packet that you are required to know. www.khanacademy.org Remember, there will be a test on these Algebra 1 objectives at the beginning of the school year! Kuta Software - Infinite Pre-Algebra Name___________________________________ Order of Operations Date________________ Period____ Evaluate each expression. 1) (30 − 3) ÷ 3 2) (21 − 5) ÷ 8 9 3) 1 + 7 2 2 4) 5 × 4 − 8 50 12 5) 8 + 6 × 9 6) 3 + 17 × 5 62 88 7) 7 + 12 × 11 8) 15 + 40 ÷ 20 139 9) 20 + 16 − 15 17 10) 19 − 15 − 3 21 11) 9 × (3 + 3) ÷ 6 1 12) (9 + 18 − 3) ÷ 8 9 ©w f2b0j1922 nKauhtgaH XSCoIfWtgwLaCrMeX xLKLSCo.K z nAulIln SroiDgChTt2sF fr0eTsfexrevXeRdj.Z H JMzacdEeM Rw0iWtEh5 KI9nifcipnxintOeh APZr9eL-3Ail9g9ejbnrxac.J 3 1 -1- Worksheet by Kuta Software LLC 13) 9 + 6 ÷ (8 − 2) 14) 4(4 ÷ 2 + 4) 10 24 15) 6 + (5 + 8) × 4 16) 6 × 6 − (7 + 5) 58 24 17) (9 × 2) ÷ (2 + 1) 18) 2 − (4 + 3 − 6) 6 1 19) 7 × 7 − (8 − 2) 20) 9 − 7 − 6 ÷ 6 43 1 21) (4 − 1 + 8 ÷ 8) × 5 22) (10 × 2) ÷ (1 + 1) 20 10 24) 8 − 1 − (18 − 2) ÷ 8 23) 7 × 9 − 7 − 3 × 5 41 5 Create your own worksheets like this one with Infinite Pre-Algebra. Free trial available at KutaSoftware.com ©o 62F0q172B vKvuztCaC cSgoffJtEwSaJrSex wLALhCT.o X 7AGlilH Argi7g6h4tJsV ZryegsXeLrMvQeRdj.I O jMhaYdbeC Hwdi6t5hl 4IsnBf3iinbirtye6 DPsrjeh-oA0lKgLe7bhr0aD.D 2 -2- Worksheet by Kuta Software LLC Kuta Software - Infinite Algebra 1 Name___________________________________ Properties of Exponents Date________________ Period____ Simplify. Your answer should contain only positive exponents. 1) 2m 2 ⋅ 2m 3 2) m 4 ⋅ 2m −3 4m 5 2m 3) 4r −3 ⋅ 2r 2 4) 4n 4 ⋅ 2n −3 8n 8 r 5) 2k 4 ⋅ 4k 6) 2x 3 y −3 ⋅ 2x −1 y 3 8k 5 4x 2 7) 2 y 2 ⋅ 3x 8) 4v 3 ⋅ vu 2 6 y2x 9) 4a 3 b 2 ⋅ 3a −4 b −3 4v 4 u 2 10) x 2 y −4 ⋅ x 3 y 2 x5 y2 12 ab 11) ( x 2 0 ) 12) (2x 1 13) (4r 0 ) ) 1 16x 8 4 2 14) (4a 3 ) 16a 6 256 15) (3k 4 ) 2 −4 4 16) (4xy) 81k 16 ©v d2R0R1h2b KKKuztkal 4SAoTfst2wYatrseS RLNLCCW.s Y XA9lPlU yr2iBgYhptwsq urkersRehr7vheEdo.P Z jMIaOdieM pwciPtNhz zI4nofjiknQiitqei JAelGgveobLrsa7 81K.F −1 1 4xy 3-1- Worksheet by Kuta Software LLC 4 −1 17) (2b 2 −1 2 ) 18) ( x y x4 y2 1 2b 4 4 −3 −1 19) (2 x y 20) (3m) ) y3 2x4 21) r 22) 3 3n 4 24) 3n 3 4 m 4 2m 4 1 2 3m −4 26) m3 4 x 0 y −2 z 3 27) 4x 2h 3 k 3 3 j4 4m 4 n 3 p 3 2 2 3 x 2 y −3 z 4 2h 3 j −3 k 4 28) 3 jk z3 y2x 3m n p 2 x 4 y −4 z −3 2x2 3 yz 7 3 m7 29) −1 1 4x5 n 25) x 4x 1 2r 23) −2 1 9m 2 2 2r ) 30) 4 3 x 3 y −1 z −1 −4 0 0 x y z 4m 2 n 3p 3x7 yz Create your own worksheets like this one with Infinite Algebra 1. Free trial available at KutaSoftware.com ©x i2A0g1x2C cKvuYtDaX KSBocfLthwqaxr7eb ULmLMCD.m t IA9lAlw tr8i2gEhgtKsp jrOe6sYeyrDv9ekdc.T E ZMQa1dqei 1woi5tih5 DIMnof0i6nxiDtOek qAGlCg0eDbwrHaW u17.D 4 -2- Worksheet by Kuta Software LLC Kuta Software - Infinite Algebra 1 Name___________________________________ More Properties of Exponents Date________________ Period____ Simplify. Your answer should contain only positive exponents. 1) ( x −2 x −3 ) 4 2) ( x 4 ) 1 x 20 3) (n 3 3 ) ⋅ 2n 2 4) (2v) ⋅ 2v −1 2x2 y4 ⋅ 4x2 y4 ⋅ 3x 6) −3 2 3 3 x y ⋅x 2 y3 ⋅ 3x y3 2 4 3x y 8x8y6 2 y2 x 3 2 2 8) 4x2 x4 y3 4 9) 2 8v 4 3x y 7) ⋅ 2x4 2 x8 2n 8 5) −3 2 x −1 ⋅ 4 y x 2 3 xy 8 x 10) (2 x 0) 2 2m −4 (2m −4 ) 3 m8 4 x 4 ©9 j2S0X1A2u WKQumtgaC iSzoWfptHwnamrsem 9LuLRC3.D E FAhlDlR 2rwiagjhXtxsn yrAexs3eHrSvHeId6.w 4 9MdaLd0e6 swci0t9hS cISnzfXinn6ixtPeL yAHlMgRe9bHrda0 d1K.x 3x y 5 -1- Worksheet by Kuta Software LLC 11) (2m 2) −1 m 12) 2 −3 −3 0 ) 4 3 −3 16) (2 x 0 y 2 ) x3 4 y5 2k 3 ⋅ k 2 ( x −3 ) 4 x 4 18) k −3 2k 8 21) −3 1 8b 2 a 8 ) −1 ⋅ 2 yx3 2 x −3 1 2x5 (2 x) −4 x 2 0 x4y3 15) ba 4 ⋅ (2ba 4 ) 19) ( x −1 ) 3 14) x y ⋅ (2 y 1 17) 3 2x6 1 2m 4 13) (a b 2x 20) ⋅x (2 x 3z 2) 3 3 4 2 −4 3 x y z ⋅x z 1 16 x 4 8 x 10 z y4 (2 pm −1 q 0) −4 ⋅ 2m −1 p 3 (2h j 2k −2 ⋅ h 4 j −1 k 4) 0 22) 2 pq 2 2h −3 j −4 k −2 h3j 4k2 2 m3 16 p 2 q 2 Create your own worksheets like this one with Infinite Algebra 1. Free trial available at KutaSoftware.com ©G h210B1h2Q UKquftSa5 4StojfQtkwQa5rveL PLYLcCc.h L 6AylmlV KreiZgAhstksn 3rxeqspe9rdv9eldA.5 K GMNaHdLed eweiVtzhd XIinPfJiVnOiQtpei YAOlNgbeDbQruaE o1J.F 6 -2- Worksheet by Kuta Software LLC Kuta Software - Infinite Algebra 1 Name___________________________________ Graphing Lines Date________________ Period____ Sketch the graph of each line. 1) x y 2) x y y x x x x 4) x y 3) y y x y 6) x y 5) x y y x ©a I290T1G2h kKrujtaaq ySpokfztQwgaTr6ed JLVLkCz.N x nATlHli rr1ikg3hGtLsd srIeFsLemrXvJeSdA.N 2 XMeaddHeL Hw5iFtbhD 0IZnUfgitnOiKt8eu DAMlugyeZbvrqa6 T1K.T y 7 -1- Worksheet by Kuta Software LLC 8) x y 7) x y y x y x x x x y 11) x y 12) x y 10) y 9) x y y y x y Create your own worksheets like this one with Infinite Algebra 1. Free trial available at KutaSoftware.com ©v m2K0o1j2a DKWuNtRaH HSeoEfDtEwOadr6eZ 8LYLDCO.D c PADlGlO SrNiKgGh4tvsx gr3ejs1egr9vpeJd6.Q V 2McaFdVeS 6wOiUtbhG BIxnafDiunNiytyez vAglAgVe4bGrAaW a1k.o 8 -2- Worksheet by Kuta Software LLC Kuta Software - Infinite Pre-Algebra Name___________________________________ Graphing Lines in Slope-Intercept Form Date________________ Period____ Sketch the graph of each line. 2) y x 1) y x y y x x x x 4) y x 3) y x y y x 5) y x 6) y y x ©Q j2U0X1E2q 8Kpubt4aU hSEo0f9tWwFaFrKeU YLNLFCa.J m FArlWlx TrXiwgzhItlsT LrMeDsweWrCvneLdu.Q o HMEaUdCe1 Tw4iotchr sI9nUfIiznNiAtNeC 2Purreu-3Aflog2eJb0rVaE.z y 9 -1- Worksheet by Kuta Software LLC 7) y x 8) x y y x x x x 10) y x 9) y y x 12) y x y y 11) y x y x Create your own worksheets like this one with Infinite Pre-Algebra. Free trial available at KutaSoftware.com ©c Y2R0a1D2c iKyuBt0a4 gSKo4fptUwKa3rreH tLjLNC4.E 8 vAWlGlC Jr8ibgFhztesm 4rdeJskesrgvHeudN.3 n QMTajdyeW kwniXtIhS FIEnsfxiln4iptbeP ZPLrDeJ-hAulbgCeQbzrGaM.3 10 -2- Worksheet by Kuta Software LLC Answers to Graphing Linear Equations Using a Table of Values (ID: 1) 1) 2) −6 −4 3) 6 6 6 4 4 4 2 2 2 −2 0 −2 2 4 6 −6 −4 −2 0 −2 2 4 6 −6 −4 −4 −6 −6 −6 5) −4 6 6 4 4 4 2 2 2 −2 0 −2 2 4 6 −6 −4 −2 0 −2 2 4 6 −6 −4 −6 −6 −6 6 6 6 4 4 4 2 2 2 −2 0 −2 2 4 6 −6 −4 −2 0 −2 2 4 6 −6 −4 −2 0 −2 −4 −4 −4 −6 −6 −6 6 6 4 4 4 2 2 2 2 4 6 6 2 4 6 2 4 6 12) 6 −2 0 −2 4 9) 11) −4 −2 0 −2 −4 10) −6 −4 −4 8) −4 2 6) 6 7) −6 −2 0 −2 −4 4) −6 −4 −6 −4 −2 0 −2 2 4 6 −6 −4 −2 0 −2 −4 −4 −4 −6 −6 −6 2 4 6 11 ©n mK7uEtkaS JSroZfvtawaaCr5ei rLoLVCA.m K kAzlxlq Qr1iMg8hntqs5 arReNsJe8rFvieRd8.Z G ZMbaZdDeZ uw7ittyhw gI7nffxiYnPi9tXeP HArlygkeubwraal p1R.O -3- Worksheet by Kuta Software LLC Name : Score : Teacher : Date : Solving Systems of Equations by Substitution 1 ) 5x - 4y = -23 6 ) y = - 4_9 x - 3 -5x + 9y = 8 y = - 7_5 x - 3 (-7,-3) (0,-3) 2 ) y = 1_2 x + 3 7 ) -5x + 9y = -12 y=5 3x + 2y = 22 (4,5) (6,2) 3 ) 8x + 3y = -9 8 ) y = - 3x - 3 6x = -18 y = -3 (-3,5) (0,-3) 4 ) y = - 2_5 x - 4 9 ) -3x - y = -24 y = 9_5 x + 7 y = 3x (-5,-2) (4,12) 5 ) y = - 3x - 15 10 ) y = x - 8 y = 1_4 x - 2 y = -4 (-4,-3) (4,-4) Math-Aids.Com Name : Score : Teacher : Date : Solving Systems of Equations by Elimination 1 ) y = 5_3 x - 1 6 ) 2x + y = -3 y = -6 -3x + 2y = -8 (-3,-6) (2,-7) (2/7, -25/7) 2) x + y = 7 7 ) y = 5_2 x - 4 x-y=3 y=-x+3 (5,2) (2,1) 3 ) 4x + 6y = -6 8 ) y = 7_2 x - 5 6y = 18 y = -5 (-6,3) (0,-5) 4 ) y = - 6x - 3 9 ) 9x - 2y = 19 y=-x+2 7x = 21 (-1,3) (3,4) 5 ) y = - 2_5 x - 4 10 ) -3x + 2y = -5 y = 9_5 x + 7 3x = 21 (-5,-2) (7,8) Math-Aids.Com Name : Score : Teacher : Date : Solving Systems of Equations Using Any Method Solving Systems ofofEquations AnyMethod Method Solving Systems Equations Using Using Any 1 ) y = 2x - 15 6 ) -x + 5y = -16 y = 5x -3x + 7y = -8 (-5,-25) (-9,-5) 2 ) 5x + 2y = 21 7 ) x - 2y = 15 -x - y = -9 2x + 3y = 2 (1,8) (7,-4) 3 ) y = 7_2 x - 5 8 ) y = - 2x + 2 y = -5 y = 1_3 x - 5 (0,-5) (3,-4) 4 ) y = 1_2 x + 3 9 ) y = 3_5 x - 5 y=5 y = - 1_3 x + 7 (4,5) (90/7, (6,5) 19/7) 5 ) 3x + 23y = -4 10 ) y = - 1_4 x + 6 5x = 20 y=4 (4, -16/23) (4,-8) (8,4) Math-Aids.Com Factoring Trinomials (a = 1) ANSWER KEY Factor each completely. 1) b b 2) n − n (b )(b ) 3) m m − (n − )(n − ) 4) n n − (m − )(m ) 5) n − n (n − )(n ) 6) b b (b ) (n − )(n − ) 7) m m − 8) x − x (m )(m − ) 9) k − k Not factorable 10) a a (a )(a ) (k − )(k − ) 11) n − n − 12) n − n (n )(n − ) (n − )(n − ) -1- Worksheet by Kuta Software LLC 13) b − b 14) n n (n )(n ) (b − )(b − ) 15) n n − 16) n n (n )(n − ) (n n ) 17) k k 18) a − a − (k )(k ) (a − )(a ) 19) p p 20) v − v ( p )( p ) 21) p p − (v − )(v − ) 22) v − v − ( p − )( p ) 23) x − x (v )(v − ) 24) v − v (x − )(x − ) 25) p p − (v − )(v − ) 26) v v ( p − )( p ) (v )(v ) -2- Worksheet by Kuta Software LLC Factoring By Grouping ANSWER KEY Factor each completely. 1) r − r r − (r ( p )(r − ) 3) x x − x − (x 2) p − p p − )( p − ) 4) v − v v − (v − )(x ) )(v − ) 5) n n − n − 6) k − k k − (n − )(n ) (k )(k − ) 7) v v v (v 8) n n − n − (n − )(n ) )(v ) 9) n − n n − 10) v v − v − (n )(n − ) 11) v − v − v (v (v 12) x − x x − (x − )(v − ) 13) p p − p − ( p − )(v ) )(x − ) 14) r − r − r − )( p ) (r -1- − )(r − ) Worksheet by Kuta Software LLC 15) xw xk − yw − yk 16) mc md − n c − n (x − y)(w k ) d (m − n )(c d ) 17) x u x v yu 18) ac ak bc bk yv (x y)(u v) (a b)(c k ) 19) bc − bd − xc xd (b − x)(c − d ) 20) mn − m n − m (m )(n − m) 21) xy − x ry − r (x r)( y − ) 22) xy x ry r 23) a z − a c xz − 24) xy − x − y (x r)( y ) xc (a x)(z − c) 25) xy − b xb − by (x − b)( y b) 27) xy x y (x )( y ) (x − )( y − ) 26) mz − nc mc − nz (m − n)(z c) 28) uv u u v (u )(v u) -2- Worksheet by Kuta Software LLC Kuta Software - Infinite Algebra 1 Name___________________________________ Factoring Special Cases Date________________ Period____ Factor each completely. 1) 16n 2 − 9 2) 4m 2 − 25 (4n + 3)(4n − 3) 3) 16b 2 − 40b + 25 (2m + 5)(2m − 5) 4) 4 x 2 − 4 x + 1 (4b − 5) 2 5) 9 x 2 − 1 (2 x − 1) 2 6) n 2 − 25 (3 x + 1)(3 x − 1) 7) n 4 − 100 (n + 5)(n − 5) 8) a 4 − 9 (n 2 + 10)(n 2 − 10) 9) k 4 − 36 (a 2 + 3)(a 2 − 3) 10) n 4 − 49 (k 2 + 6)(k 2 − 6) ©o j2A0s1Q2g kKeuLtra0 ESvoXfGtFw7air3ez fLvLrCe.O Z oAvl5ld er7iPgyhat8s2 brAeqseebrxvveydF.W B xMwaYdZeD Nwii0tIhw oIqnvfFiOnUigtqe8 FAOlxgGejbVrEaI S1u.B (n 2 + 7)(n 2 − 7) -1- Worksheet by Kuta Software LLC 11) 98n 2 − 200 12) 3 + 6b + 3b 2 2(7n + 10)(7n − 10) 13) 400 − 36v 2 3(1 + b) 14) 100 x 2 + 180 x + 81 4(10 + 3v)(10 − 3v) 15) 10n 2 + 100n + 250 10(n + 5) (10 x + 9) 2 16) 49n 2 − 56n + 16 2 17) 49 x 2 − 100 (7n − 4) 2 18) 1 − r 2 (7 x + 10)(7 x − 10) 19) 10 p 3 − 1960 p (1 + r)(1 − r) 20) 343b 2 − 7b 4 10 p( p + 14)( p − 14) 21) 81v 4 − 900v 2 2 7b 2 (7 + b)(7 − b) 22) 200m 4 + 80m 3 + 8m 2 9v 2 (3v + 10)(3v − 10) 8m 2 (5m + 1) 2 Create your own worksheets like this one with Infinite Algebra 1. Free trial available at KutaSoftware.com ©g Z2J0z1s2d YKruBt3aP NSMoGfbtJwcaZrNee vLtL0CR.8 j 0AYlPlx Proi0gUhAtpsF pr1ebsFearTvPeedr.k Y dMuazd7e7 SwPiGtWh6 fIunVf1iSnCittyeA hAZl2gWekbGrMac m1B.f -2- Worksheet by Kuta Software LLC