Maths - Online Test
Q1. According to the rational
root theorem, which number is not possible rational zero of 4x7 + 2x4 −10x3 − 5 ?
Answer : Option B
Explaination / Solution:
Q2. 
is valid for
is valid for
Answer : Option B
Explaination / Solution:
Q3. A random variable X has binomial distribution with n = 25 and p = 0.8 then
standard deviation of X is
Answer : Option D
Explaination / Solution:
Q4. The radius of the circle 3x2
+ by2 + 4bx − 6by + b2 =
0 is
Answer : Option C
Explaination / Solution:
Q5. If [
,
, 
] = 1, then the value of 
is
,, ] = 1, then the value of is
Answer : Option C
Explaination / Solution:
No Explaination.
Q6. The abscissa of the point on the curve f (x) = √(8−2x) at which the slope of
the tangent is −0.25 ?
Answer : Option B
Explaination / Solution:
Q7. if A = 
, B= 
then | adj ( AB) |=
, B= then | adj ( AB) |=
Answer : Option B
Explaination / Solution:
Q8. If f (
x, y ) = exy, then ∂2f / ∂x∂y is equal to
Answer : Option B
Explaination / Solution:
Q9. If z is a non zero
complex number, such that 2iz2 = 
then | z | is
then | z | is
Answer : Option A
Explaination / Solution:
Q10. The value 
is
is
Answer : Option C
Explaination / Solution:
