03_02_task (1).docx - Name Anne Moiseu2002 u2002 u2002...

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Name: Anne Moise Date: 5-29-20 School: Albertville Highschool Facilitator: Elizabeth Jones 3.02 Solving Quadratic Equations by Factoring Solve by factoring. 1. 9 a 2 - 16 = 0 Factors: 3a+4 3a-4 Solution: 4/3, -4/3 Show your work (3a)^2−4^2=0 (3a+4) (3a−4)=0 3a+4=0 3a−4=0 -4 -4 +4 +4 /3 /3 2. 2 k 2 + 18 = 0 Factors: (k+3i)(k-3i) Solution: 3i , -3i Show your work. 2k 2 + 18 = 2 • (k 2 + 9) k 2 +9 = 0 k 2 = -9 √ 9 = 3•3 3. x 2 + 3 x -10 = 0 Factors: -2 5 Solution: 2, -5 Show your work. (x + 5) • (x - 2) = 0 x+5 = 0

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