Question 4 options:
given the following definitions:
u = {a, b, c, d, e, f, g}
a = {a, c, e, g}
b = {a, b, c, d}
find a'
answer in roster form, with a single space after each comma.

{ b, d, f }

Step-by-step explanation:

In the roster form we write the elements of a set by separating commas and enclose them within {} bracket.

We have give,

,

,

,

= { b, d, f }

6(h+1)/2=a

a=area

step-by-step explanation:

its the same thing as a square or rectangle but after multiplying two sides you need to divide it by two.