The value of `int_0^oo[2 e^-x]d x` (where, [*] denotes the greatest integer function of (x) is equal to

The value of int_(0)^(oo)[2e^(-x)]dx (where,[^(*)] denotes the greatest integer function of (x) is equal to

The value of int_(0)^(infty)[2e^(-x)] dx (where ,[.] denotes the greatest integer function of x) is equal to S

The value of int_(0)^(2)[x^(2)-x+1] dx (where , [.] denotes the greatest integer function ) is equal to

the value of int_(0)^([x]) dx (where , [.] denotes the greatest integer function)

The value of int_(0)^(2)[x^(2)-x+1]dx (where,[*] denotes the greatest integer function) is equal to

The value of int_(0)^(10pi)[tan^(-1)x]dx (where, [.] denotes the greatest integer functionof x) is equal to

The value of int_(0)^(2)[x+[x+[x]]] dx (where, [.] denotes the greatest integer function )is equal to

The value of int_(0)^(2017)sin(x-[x])dx : (where [ . ] denotes the greatest integer function) is equal to

The value of int_(1)^(10pi)([sec^(-1)x]) dx (where ,[.] denotes the greatest integer function ) is equal to

int_(0)^(5)e^([x])dx is (where [.] denotes the greatest integer function)