1) Which of the following is a standard form of quadratic equation? a) ax2 + bx  + c = 0 b) ax2 + bx = c c) ax2 = bx + c d) x2a + xb + c = 0 2) What are the roots in the quadratic equation x2 + 2x + 1 = 0 a) 1 b) -1 c) 2 d) -2 3) What is b in the quadratic equation x2 + 8x + 12 = 0 ? a) -8 b) 12 c) 8 d) -12 4) What is c in the x2 - 5x - 14 = 0 ? a) 5 b) 14 c) -5 d) -14 5) What is a, b, and c in the given quadratic equation 4x2 - 2x - 15 = 0 ? a) -4, -2, -15 b) 4, 2, 15 c) -4, -2, 15 d) 4, -2, -15

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