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Second order Quiz: printable

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Second order Quiz

Name: ______________________   Date: __________   Score: ____ / 7

7 questions. Calculator allowed. Show your working. steplyclass.com/differential-equations/second-order-a-repeated-root/quiz/

  1. 1

    Solve y'' − 6y' + 9y = 0, y(0) = 2, y'(0) = 7

    Answer: ____________________

  2. 2

    Solve y'' + 4y' + 4y = 0, y(0) = 1, y'(0) = 0

    Answer: ____________________

  3. 3

    Solve y'' − 2y' + y = 0, y(0) = 3, y'(0) = 5

    Answer: ____________________

  4. 4

    Solve y'' + 2y' + y = 0, y(0) = 0, y'(0) = 4

    Answer: ____________________

  5. 5

    Solve y'' − 8y' + 16y = 0, y(0) = −1, y'(0) = 2

    Answer: ____________________

  6. 6

    Solve 4y'' + 4y' + y = 0, y(0) = 2, y'(0) = 1

    Answer: ____________________

  7. 7

    Solve y'' + 6y' + 9y = 0, y(0) = 2, y'(0) = −5

    Answer: ____________________

Answer key

  1. y = 2e3x + xe3x
  2. y = e−2x + 2xe−2x
  3. y = 3ex + 2xex
  4. y = 4xe−x
  5. y = −e4x + 6xe4x
  6. y = 2e−x2 + 2xe−x2
  7. y = 2e−3x + xe−3x

Every answer solved step by step: steplyclass.com/differential-equations/second-order-a-repeated-root/quiz/answers/