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Unit 2 Quadratics Review

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  • (7-3i)^2
    40-42i
  • Find the solutions: 4x^2 - 16 =0
    (2,0) (-2,0)
  • Find the x-intercepts by factoring: x^2 +x -6= 0
    (2,0) (-3,0)
  • Find the x-intercepts: x^2 = 9
    (-3,0) (3,0)
  • 9x^2 -x =-3
    x= (1+ or - 1 sqrt 107)/ 18
  • (4-3i)+(3+3i)
    7
  • (-10+10i)/ (-10+4i)
    (35 -15i)/29
  • (9+9i)/ -i
    9i -9
  • 10x^2+7 = 2p
    (1+ i sqrt69)/10, (1- i sqrt69)/10
  • (-4+5i)(7-5i)
    -3+55i
  • Solve by factoring or quadratic formula: 3x^2 -63 = 12x
    (7,0) (-3,0)
  • (-8-3i) - (-1-i)
    -7-2i