The quadratic formula to find the roots of a quadratic equation ax2 + bx + c = 0 is given by

Type: MCQ • Marks: 1

A. [-b ± √(b2-ac)]/2a

B. [-b ± √(b2-2ac)]/a

C. [-b ± √(b2-4a)]/4a

D. [-b ± √(b2-4ac]/2a

Explanation

[-b ± √(b2-4ac)]/2a

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Class 10th Mathematics

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