1. State the value of the discriminant of the quadratic equation x² - 8x + 16 = 0, then determine the nature of the roots. A. (-8) 4(1) (16) B. 64-64 roots are real, rational and equal 2. Use the values of a, b and c of the quadratic equation x² + 4x +3=0 in determining the sum and product of its roots. A. sum: - 3, product 4 product: B. sum: -4, product: 3 b=-4, c=3 A. x²-x-50 C.0 D. 0, the - 1) 2x 3. Transform the equation + = x - 1 into standard form of quadratic equation. C. 2x (+ = X B. 2x²2x 10 = 0 C. sum:, D. a=1, D. = x - 1
