Question

For symmetric matrix A = [o . if the quadratic form q(X) = x"AX, X E R’ is
0
positive definite then
a. a > 0, b > 0 and c = 0
b. a > 0, b > 0 and c is arbitrary real number
c. ab > O and c < 0
d. ac > 0 and b > 0
a​

Answer 1

Answer:

b. is your answer hope it helps you