HSC +2 Maths Important Questions AA4 - Part 5

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Questions from 33-40 of 40 - AA4 Series

33) The curves    and    cut orthogonally. Then the value of k is:

a) 2          b) -4          c) 6          d) –6

34) If   , then   

is equal to:

a) 0          b) 1          d) u          d) 2u

35)    is equal to:

a)              b)   

c)              d)   

36) Integrating factor of    is:

a)                 b)   

c)                  d)   

37) (R   ; +) is a:

a) group           b) ableian group           c) semigroup           d) monoid

38)   , then    is equal to:

a) 184            b) 194            c) 174            d) 204

39) In a poisson distribution, moment of order two about origin is 30, then the parameter of the distribution is:

a) 6           b) 5           c) –6           d) 30

40)   ,

then the angle between    and    is:

a)                 b)   

c)                 d)