If α, β are the zeros of the quadratic polynomial p(= x2 – (k + 6)x + 2(2k – 1), then the value of k, if α + β = 1/2 αβ, is
A. –7
B. 7
C. –3
D. 3
Answer:B
If α, β are the zeros of the quadratic polynomial p(= x2 – (k + 6)x + 2(2k – 1), then the value of k, if α + β = 1/2 αβ, is
A. –7 B. 7 C. –3 D. 3