If A = and if det A = - 9, then the avlue of x are
D.
If A and B are square matrices of the same order and if A = AT, B = BT, then (ABA)T is equal to
BAB
ABA
ABAB
ABT
A function f satisfies the relation f(n) = f(n2) + 6 for and f(2) = 8. Then, the value of f(256) is
24
26
22
28
The functions f, g and h satisfy the relations f'(x) = g (x + 1) and g'(x) = h(x - 1). Then, f"(2x) is equal to
h(2x)
4h(2x)
h(2x - 1)
h(2x + 1)