Write the following sets in the roster form:
`{t:t^3 = t,tinR}`

Write the following set in the set-builder form : {3,6,9,12}

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

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

Write the following set in roster form: E = The set of all letters in the word TRIGONOMETRY

Write the following set in roster form: F = The set of all letters in the word BETTER

Express the following in exponential form: t × t

Write the solution set of the equation 3x – 4=0 in roster form.