The quadratic formula to find the roots of a quadratic equation ax2 + bx + c = 0 is given by
A. [-b ± √(b2-ac)]/2a
B. [-b ± √(b2-2ac)]/a
C. [-b ± √(b2-4ac)]/4a
D. [-b ± √(b2-4ac)]/2a
Answer:D
The quadratic formula to find the roots of a quadratic equation ax2 + bx + c = 0 is given by
A. [-b ± √(b2-ac)]/2a B. [-b ± √(b2-2ac)]/a C. [-b ± √(b2-4ac)]/4a D. [-b ± √(b2-4ac)]/2a