Question

Write the following set in the roster method

B={y/y is a colour in the rainbow}

Answer 1

Answer:

B = { violet, indigo, blue, green, yellow, orange,red}.

Step-by-step explanation:

Roster form is a representation of a set that lists all of the elements in the set,

separated by commas, within braces.

To represent a set in roster form,

we will be using the following steps: ...

List the elements, separated by commas, within braces.

Given that B={y/y is a color in the rainbow}

We have to list all the colors ins he rainbow, they are VIBGYOR

V : Violet

I : Indigo

B:Blue

G:Green

Y: Yellow

O: Orange

R: Red

Hence, B in roster form will become

B = { violet, indigo, blue, green, yellow, orange,red}.

Answer 2

Answer:

B={y/y is a colour in the rainbow