2. In the quadratic equation x2 -7x + 3 = 0, which is the quadratic form? A. -7x b. 3 c. 0 d. x2
3. Which of the following quadratic equation is written in the standard form?
A. x2 = 9 c. x2 – x = 6
B. x2 + 6x + 2 = 0 d. 2x + 5 = 11
4. In the equation ax2 + bx + c = 0, which of the following cannot be equal to zero?
a. a c. b
b. c d. cannot be determine