Maths - Online Test
Q1. If a2-aC2 = a2-a C4 then the value of ’a’ is
Answer : Option B
Explaination / Solution:
Q2. A matrix is chosen at random from a set of all matrices of order 2, with elements 0 or 1 only. The probability that the determinant of the matrix chosen is non zero will be
Answer : Option B
Explaination / Solution:
Q3. The HM of two positive numbers whose AM and GM are 16, 8 respectively is
Answer : Option D
Explaination / Solution:
Q4. The intercepts of the perpendicular bisector of the line segment joining (1, 2) and (3,4) with
coordinate axes are
Answer : Option B
Explaination / Solution:
Q5. If A and B are symmetric matrices of order n, where ( A ≠ B), then
Answer : Option B
Explaination / Solution:
Q6. One of the diagonals of parallelogram ABCD with 
and 
as adjacent sides is + . The other diagonal 
is
and as adjacent sides is + . The other diagonal is
Answer : Option B
Explaination / Solution:
Q7. If n(A)
= 2 and n(B ∪C) = 3, then n[(A x B) ∪ (A
xC)] is
Answer : Option C
Explaination / Solution:
Q8. If 
, then the value of limx→0 f (x) is equal to
, then the value of limx→0 f (x) is equal to
Answer : Option B
Explaination / Solution:
No Explaination.
Q9. If 3 is the logarithm of 343, then the base is
Answer : Option B
Explaination / Solution:
Q10. If the derivative of (ax − 5)e3x at x
= 0 is -13, then the value of a
is
Answer : Option D
Explaination / Solution:
