The positive value of /c for which the equation x2 + kx + 9 = 0 and x2 – 12x + k = 0 will both have real roots
A. 36
B. 6
C. 16
D. 12
Answer:B
The positive value of /c for which the equation x2 + kx + 9 = 0 and x2 – 12x + k = 0 will both have real roots
A. 36 B. 6 C. 16 D. 12