Write the following sets in the roster form:
`{x : x in R, 2x + 11 = 15}`

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

Write the following as intervals : {x : x in R,-4 < x le 6}

Write the following as intervals : {x : x in R, 0 le x < 7}

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: B = {x : x is a natural number less than 6}

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 as intervals : {x : x in R,-12 < x < -10}

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 Set Builder Form : B= {-1,1}.