1.   Which of the following trinomials is a perfect square trinomial?
    A. 9a2 - 12a + 4
    B. 4y2 + 10y + 25
    C. r2 - 6r + 36
    D. x2 + 16x + 16
    Hint

  2.   Factor 6a3b5 – 15a2b.
    A. 3a2b(2ab4 - 5) B. 3(2a3b5 - 5a2b)
    C. 3a3b(2ab2 - 5) D. ab(6a2b4 - 15a)
    Hint

  3.   Factor 81x2 – 225.
    A. 9(9x – 5)(9x + 5) B. 9(3x – 5)(3x + 5)
    C. It is prime. D. 9(9x – 25)(9x + 25)
    Hint

  4.   Solve the equation x2 x + = 0.
    A. B.
    C. D.
    Hint

  5.   Solve the following: (q + 2)2 = 25.
    A. {3} B. {–7, 3}
    C. {–7} D. {–3, 3}
    Hint



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