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1.Which of the following describes the solutions to a quadratic equation?
A. formula
B. discriminant
C. function
D. roots

2.Which statement is/are true about quadratic

equation?
I. The roots of a quadratic equation are always rational numbers

II. The form of quadratic equation is denoted by ax² +bx+c=0 where a, b, c are real numbers and a≠0.

III. All quadratic equations can be linear
equations.

A. I only B. II only

C. Ill only D. I and II
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