Write the following sets in the tabular form:
{x:x is a positive integer and `x^2 < 40}`

Write the following set in roster form: A = {x : x is an integer and -3 < x < 7}

Write the following set in Set Builder Form : A= {0}.

Write the following set in the set-builder form : {2,4,6....}

Write the following in the form x + iy : i^-35 .

Write the following in the form x + iy : i^-39 .

Write the following set in roster form: D = {x : x is a prime number which is divisor of 60}

Write the following set in roster form: C = {x : x is a two-digit natural number such that the sum of its digits is 8}

Write the following set in roster form: B = {x : x is a natural number less than 6}

Write the following in the form x + iy : (2i)^3 .