AIEEE Exam

If D is the domain of the function sec–1(log x),
then D contains

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AIEEE Other Question

Let f(x) = x^2
+ ax + b; a, b ∈ R. If
f(1) + f(2) + f(3) = 0, then the roots of the
equation f(x) = 0
(A) are imaginary
(B) are real and equal
(C) are from the set {1, 2, 3}
(D) are real and distinct
In a GP the sum of three numbers is 14, if 1 is
added to first two numbers and 1 is subtracted
from third number the series becomes AP, then
greatest number is -
(A) 8 (B) 4 (C) 24 (D) 16