Maths - Online Test
Q1. If the volume of the parallelepiped with 
as coterminous edges is 8 cubic units, then the volume of the
parallelepiped with 
and 
as coterminous edges is,
as coterminous edges is 8 cubic units, then the volume of the
parallelepiped with and as coterminous edges is,
Answer : Option C
Explaination / Solution:
No Explaination.
Q2. The number given by the Rolle’s theorem for the
function x3 − 3x2
, x ∈[0,
3] is
Answer : Option D
Explaination / Solution:
Q3. If A is a
non-singular matrix such that A−1 = 
, then ( AT )−1 =
, then ( AT )−1 =
Answer : Option D
Explaination / Solution:
Q4. If u (
x, y ) = x2 + 3xy + y − 2019 , then ∂u/∂x|(4,−5)
is equal to
Answer : Option C
Explaination / Solution:
Q5. If z is a complex
number such that z ∈ C \R and z + 1/z ∈ R , then | z | is
Answer : Option B
Explaination / Solution:
Q6. The value of π/6∫0
cos33x dx is
Answer : Option B
Explaination / Solution:
Q7. If p
and q are the order and degree of the
differential equation 
when
when
Answer : Option C
Explaination / Solution:
Q8. If cot−1 2 and cot−1 3 are two angles of a
triangle, then the third angle is
Answer : Option B
Explaination / Solution:
Q9. If X
is a binomial random variable with expected value 6 and variance 2.4, then P(X
= 5) is
Answer : Option D
Explaination / Solution:
Q10. If x + y = k
is a normal to the parabola y2 = 12x , then the
value of k is
Answer : Option D
Explaination / Solution:
